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US6502956B1 Expired / Lapsed US ⏱️ 0.0 years remaining

Light emitting diode lamp with individual LED lenses

Assignee: Leotek Electronics Corp
•
Filing: 1999-03-25
•
Granted: 2003-01-07
•
Expires: 2019-03-25
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Abstract

Abstract An LED lamp including a housing, a circuit board mounted to the housing, an electrical connector attached to the housing and electrically connected to the circuit board, a plurality of LEDs mounted to the circuit board that are activated to emit a light output when an electrical voltage is applied to the electrical connector, and a plurality of LED covers each mounted to cover one of the plurality of LEDs. Each LED cover includes a lens portion that redirects the light output from the one LED, and a side portion that attaches to either the PCB or the LED to secure the LED cover in place. The LED covers can be individually movable or replaced to modify the overall distribution pattern of the LED lamp.

Inventors

  • 👤 Chen H. Wu

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-10 01:16
CPC Classifications
F; F21; F21V; F21V14/00; F21V14/06; F21K; F21K9/00; F21K9/60; F21K9/65; F21V5/00; F21V5/04; F21K9/20; F21K9/23; F21V17/00; F21V17/10; F21V17/16; F21V17/164; F21V19/00; F21V19/001; F21Y; F21Y2105/00; F21Y2105/10; F21Y2115/00; F21Y2115/10; H; H10; H10W; H10W90/00; Y; Y10; Y10S; Y10S362/00; Y10S362/80

Claims Analysis

Total Claims: 38
Claim 1
Independent Claim 127 words
An LED lamp, comprising: a circuit board; a plurality of LEDs mounted to the circuit board that when activated emit a light output; and a plurality of LED covers each mounted to cover one of the plurality of LEDs, each LED cover including a lens portion that redirects the light output from the one LED; wherein each of the plurality of LED covers includes a side portion that attaches to the circuit board to secure the LED cover in place; wherein the light output is redirected asymmetrically by the lens portions, and wherein for each of the plurality of LED covers, the side portion is movably attached to the circuit board so that a light distribution pattern emanating therefrom can be adjusted by moving the LED cover.
Claim 2
Dependent Claim 127 words
An LED lamp, comprising: a circuit board; a plurality of LEDs mounted to the circuit board that when activated emit a light output; and a plurality of LED covers each mounted to cover one of the plurality of LEDs, each LED cover including a lens portion that redirects the light output from the one LED; wherein each of the plurality of LED covers includes a side portion that attaches to the circuit board to secure the LED cover in place; wherein the light output is redirected asymmetrically by the lens portions, and wherein for each of the plurality of LED covers, the side portion is movably attached to the circuit board so that a light distribution pattern emanating therefrom can be adjusted by moving the LED cover.
Claim 3
Dependent Claim 95 words
An LED lamp, comprising: a circuit board; a plurality of LEDs mounted to the circuit board that when activated emit a light output; a plurality of LED covers each mounted to cover one of the plurality of LEDs, each LED cover including a lens portion that redirects the light output from the one LED; wherein each of the plurality of LED covers includes a side portion that attaches to the circuit board to secure the LED cover in place; and a plurality of spacers each disposed between one of the LEDs and the circuit board.
Claim 4
Dependent Claim 95 words
An LED lamp, comprising: a circuit board; a plurality of LEDs mounted to the circuit board that when activated emit a light output; a plurality of LED covers each mounted to cover one of the plurality of LEDs, each LED cover including a lens portion that redirects the light output from the one LED; wherein each of the plurality of LED covers includes a side portion that attaches to the circuit board to secure the LED cover in place; and a plurality of spacers each disposed between one of the LEDs and the circuit board.
Claim 5
Dependent Claim 28 words
The LED lamp of claim 2 , wherein the plurality of spacers have various heights so that the LEDs are disposed at various heights above the circuit board.
Claim 6
Dependent Claim 109 words
An LED lamp, comprising: a circuit board; a plurality of LEDs mounted to the circuit board that when activated emit a light output; and a plurality of LED covers each mounted to cover one of the plurality of LEDs, each LED cover including a lens portion that redirects the light output from the one LED; wherein each of the plurality of LED covers includes a side portion that attaches to the circuit board to secure the LED cover in place, and wherein at least two of the LED covers have lens portions that are shaped differently from each other in order to create different light distribution patterns emanating therefrom.
Claim 7
Dependent Claim 109 words
An LED lamp, comprising: a circuit board; a plurality of LEDs mounted to the circuit board that when activated emit a light output; and a plurality of LED covers each mounted to cover one of the plurality of LEDs, each LED cover including a lens portion that redirects the light output from the one LED; wherein each of the plurality of LED covers includes a side portion that attaches to the circuit board to secure the LED cover in place, and wherein at least two of the LED covers have lens portions that are shaped differently from each other in order to create different light distribution patterns emanating therefrom.
Claim 8
Dependent Claim 100 words
An LED lamp, comprising: a circuit board; a plurality of LEDs mounted to the circuit board that when activated emit a light output; and a plurality of LED covers each mounted to cover one of the plurality of LEDs, each LED cover including a lens portion that redirects the light output from the one LED; wherein each of the plurality of LED covers includes a side portion that attaches to the circuit board to secure the LED cover in place, and wherein for each LED cover, the side portion and the lens portion are separate elements attached to each other.
Claim 9
Dependent Claim 100 words
An LED lamp, comprising: a circuit board; a plurality of LEDs mounted to the circuit board that when activated emit a light output; and a plurality of LED covers each mounted to cover one of the plurality of LEDs, each LED cover including a lens portion that redirects the light output from the one LED; wherein each of the plurality of LED covers includes a side portion that attaches to the circuit board to secure the LED cover in place, and wherein for each LED cover, the side portion and the lens portion are separate elements attached to each other.
Claim 10
Dependent Claim 104 words
An LED lamp, comprising: a circuit board; a plurality of LEDs mounted to the circuit board that when activated emit a light output; and a plurality of LED covers each mounted to cover one of the plurality of LEDs, each LED cover including a lens portion that redirects the light output from the one LED; wherein each of the plurality of LED covers includes a side portion that attaches to the circuit board to secure the LED cover in place, and wherein for each LED cover, the side portion and the lens portion are are separate elements that are movably attached to each other.
Claim 11
Dependent Claim 104 words
An LED lamp, comprising: a circuit board; a plurality of LEDs mounted to the circuit board that when activated emit a light output; and a plurality of LED covers each mounted to cover one of the plurality of LEDs, each LED cover including a lens portion that redirects the light output from the one LED; wherein each of the plurality of LED covers includes a side portion that attaches to the circuit board to secure the LED cover in place, and wherein for each LED cover, the side portion and the lens portion are are separate elements that are movably attached to each other.
Claim 12
Dependent Claim 150 words
An LED lamp, comprising: a housing; a circuit board mounted to the housing; an electrical connector attached to the housing and electrically connected to the circuit board; a plurality of LEDs mounted to the circuit board that are activated to emit a light output when an electrical voltage is applied to the electrical connector; and a plurality of LED covers each mounted to cover one of the plurality of LEDs, each LED cover including: a lens portion that redirects the light output from the one LED, and a side portion that attaches to the circuit board to secure the LED cover in place; wherein the light output is redirected asymmetrically by the lens portions, and wherein for each of the plurality of LED covers, the side portion is movably attached to the circuit board so that a light distribution pattern emanating therefrom can be adjusted by moving the LED cover.
Claim 13
Dependent Claim 150 words
An LED lamp, comprising: a housing; a circuit board mounted to the housing; an electrical connector attached to the housing and electrically connected to the circuit board; a plurality of LEDs mounted to the circuit board that are activated to emit a light output when an electrical voltage is applied to the electrical connector; and a plurality of LED covers each mounted to cover one of the plurality of LEDs, each LED cover including: a lens portion that redirects the light output from the one LED, and a side portion that attaches to the circuit board to secure the LED cover in place; wherein the light output is redirected asymmetrically by the lens portions, and wherein for each of the plurality of LED covers, the side portion is movably attached to the circuit board so that a light distribution pattern emanating therefrom can be adjusted by moving the LED cover.
Claim 14
Dependent Claim 119 words
An LED lamp, comprising: a housing; a circuit board mounted to the housing; an electrical connector attached to the housing and electrically connected to the circuit board; a plurality of LEDs mounted to the circuit board that are activated to emit a light output when an electrical voltage is applied to the electrical connector; and a plurality of LED covers each mounted to cover one of the plurality of LEDs, each LED cover including: a lens portion that redirects the light output from the one LED, and a side portion that attaches to the circuit board to secure the LED cover in place; and a plurality of spacers each disposed between one of the LEDs and the circuit board.
Claim 15
Dependent Claim 119 words
An LED lamp, comprising: a housing; a circuit board mounted to the housing; an electrical connector attached to the housing and electrically connected to the circuit board; a plurality of LEDs mounted to the circuit board that are activated to emit a light output when an electrical voltage is applied to the electrical connector; and a plurality of LED covers each mounted to cover one of the plurality of LEDs, each LED cover including: a lens portion that redirects the light output from the one LED, and a side portion that attaches to the circuit board to secure the LED cover in place; and a plurality of spacers each disposed between one of the LEDs and the circuit board.
Claim 16
Dependent Claim 28 words
The LED lamp of claim 8 , wherein the plurality of spacers have various heights so that the LEDs are disposed at various heights above the circuit board.
Claim 17
Dependent Claim 131 words
An LED lamp, comprising: a housing; a circuit board mounted to the housing; an electrical connector attached to the housing and electrically connected to the circuit board; a plurality of LEDs mounted to the circuit board that are activated to emit a light output when an electrical voltage is applied to the electrical connector; and a plurality of LED covers each mounted to cover one of the plurality of LEDs, each LED cover including: a lens portion that redirects the light output from the one LED, and a side portion that attaches to the circuit board to secure the LED cover in place; wherein at least two of the LED covers have lens portions that are shaped differently from each other in order to create different light distribution patterns emanating therefrom.
Claim 18
Dependent Claim 131 words
An LED lamp, comprising: a housing; a circuit board mounted to the housing; an electrical connector attached to the housing and electrically connected to the circuit board; a plurality of LEDs mounted to the circuit board that are activated to emit a light output when an electrical voltage is applied to the electrical connector; and a plurality of LED covers each mounted to cover one of the plurality of LEDs, each LED cover including: a lens portion that redirects the light output from the one LED, and a side portion that attaches to the circuit board to secure the LED cover in place; wherein at least two of the LED covers have lens portions that are shaped differently from each other in order to create different light distribution patterns emanating therefrom.
Claim 19
Dependent Claim 122 words
An LED lamp, comprising: a housing; a circuit board mounted to the housing; an electrical connector attached to the housing and electrically connected to the circuit board; a plurality of LEDs mounted to the circuit board that are activated to emit a light output when an electrical voltage is applied to the electrical connector; and a plurality of LED covers each mounted to cover one of the plurality of LEDs, each LED cover including: a lens portion that redirects the light output from the one LED, and a side portion that attaches to the circuit board to secure the LED cover in place; wherein for each LED cover, the side portion and the lens portion are separate elements attached to each other.
Claim 20
Dependent Claim 122 words
An LED lamp, comprising: a housing; a circuit board mounted to the housing; an electrical connector attached to the housing and electrically connected to the circuit board; a plurality of LEDs mounted to the circuit board that are activated to emit a light output when an electrical voltage is applied to the electrical connector; and a plurality of LED covers each mounted to cover one of the plurality of LEDs, each LED cover including: a lens portion that redirects the light output from the one LED, and a side portion that attaches to the circuit board to secure the LED cover in place; wherein for each LED cover, the side portion and the lens portion are separate elements attached to each other.
Claim 21
Dependent Claim 121 words
An LED lamp, comprising: a housing; a circuit board mounted to the housing; an electrical connector attached to the housing and electrically connected to the circuit board; a plurality of LEDs mounted to the circuit board that are activated to emit a light output when an electrical voltage is applied to the electrical connector; and a plurality of LED covers each mounted to cover one of the plurality of LEDs, each LED cover including: a lens portion that redirects the light output from the one LED, and a side portion that attaches to the circuit board to secure the LED cover in place; wherein for each LED cover, the side portion and the lens portion are movably attached to each other.
Claim 22
Dependent Claim 121 words
An LED lamp, comprising: a housing; a circuit board mounted to the housing; an electrical connector attached to the housing and electrically connected to the circuit board; a plurality of LEDs mounted to the circuit board that are activated to emit a light output when an electrical voltage is applied to the electrical connector; and a plurality of LED covers each mounted to cover one of the plurality of LEDs, each LED cover including: a lens portion that redirects the light output from the one LED, and a side portion that attaches to the circuit board to secure the LED cover in place; wherein for each LED cover, the side portion and the lens portion are movably attached to each other.
Claim 23
Dependent Claim 98 words
An LED lamp, comprising: a circuit board; a plurality of LEDs mounted to the circuit board that when activated emit a light output; and a plurality of LED covers each mounted to cover one of the plurality of LEDs, each LED cover including a lens portion that asymmetrically redirects the light output from the one LED; wherein each of the plurality of LED covers includes a side portion that movably attaches to the LED so that the LED cover can be rotated relative to the LED to modify the asymmetrical redirection of the light output from the LED.
Claim 24
Dependent Claim 98 words
An LED lamp, comprising: a circuit board; a plurality of LEDs mounted to the circuit board that when activated emit a light output; and a plurality of LED covers each mounted to cover one of the plurality of LEDs, each LED cover including a lens portion that asymmetrically redirects the light output from the one LED; wherein each of the plurality of LED covers includes a side portion that movably attaches to the LED so that the LED cover can be rotated relative to the LED to modify the asymmetrical redirection of the light output from the LED.
Claim 25
Dependent Claim 35 words
The LED lamp of claim 13 , wherein the side portion of each LED cover engages with a side portion of the LED in a friction fit to movably secure the LED cover in place.
Claim 26
Dependent Claim 33 words
The LED lamp of claim 13 , wherein the side portion of each LED cover terminates in a clip portion that engages with the circuit board to secure the LED cover in place.
Claim 27
Dependent Claim 34 words
The LED lamp of claim 13 , wherein each of the plurality of LED covers includes a side portion that reflects light, emitted from a side portion of the LED, toward the lens portion.
Claim 28
Dependent Claim 35 words
The LED lamp of claim 13 , wherein at least two of the LED covers have lens portions that are shaped differently from each other in order to create different light distribution patterns emanating therefrom.
Claim 29
Dependent Claim 121 words
An LED lamp, comprising: a circuit board; a plurality of LEDs mounted to the circuit board that when activated emit a light output; and a plurality of LED covers each mounted to cover one of the plurality of LEDs, each LED cover including a lens portion that assymetrically redirects the light output from the one LED; wherein each of the plurality of LED covers includes a side portion that movably attaches to the LED so that the LED cover can be rotated relative to the LED to modify the asymmetrical redirection of the light output from the LED, and wherein for each LED cover, the side portion and the lens portion are separate elements that are movably attached to each other.
Claim 30
Dependent Claim 121 words
An LED lamp, comprising: a circuit board; a plurality of LEDs mounted to the circuit board that when activated emit a light output; and a plurality of LED covers each mounted to cover one of the plurality of LEDs, each LED cover including a lens portion that assymetrically redirects the light output from the one LED; wherein each of the plurality of LED covers includes a side portion that movably attaches to the LED so that the LED cover can be rotated relative to the LED to modify the asymmetrical redirection of the light output from the LED, and wherein for each LED cover, the side portion and the lens portion are separate elements that are movably attached to each other.
Claim 31
Dependent Claim 121 words
An LED lamp, comprising: a housing; a circuit board mounted to the housing; an electrical connector attached to the housing and electrically connected to the circuit board; a plurality of LEDs mounted to the circuit board that are activated to emit a light output when an electrical voltage is applied to the electrical connector; and a plurality of LED covers each mounted to cover one of the plurality of LEDs, each LED cover including: a lens portion that asymmetrically redirects the light output from the one LED, and a side portion that movably attaches to the LED so that the LED cover can be rotated relative to the LED to modify the asymmetrical redirection of the light output from the LED.
Claim 32
Dependent Claim 121 words
An LED lamp, comprising: a housing; a circuit board mounted to the housing; an electrical connector attached to the housing and electrically connected to the circuit board; a plurality of LEDs mounted to the circuit board that are activated to emit a light output when an electrical voltage is applied to the electrical connector; and a plurality of LED covers each mounted to cover one of the plurality of LEDs, each LED cover including: a lens portion that asymmetrically redirects the light output from the one LED, and a side portion that movably attaches to the LED so that the LED cover can be rotated relative to the LED to modify the asymmetrical redirection of the light output from the LED.
Claim 33
Dependent Claim 35 words
The LED lamp of claim 19 , wherein the side portion of each LED cover engages with a side portion of the LED in a friction fit to movably secure the LED cover in place.
Claim 34
Dependent Claim 33 words
The LED lamp of claim 19 , wherein the side portion of each LED cover terminates in a clip portion that engages with the circuit board to secure the LED cover in place.
Claim 35
Dependent Claim 33 words
The LED lamp of claim 19 , wherein for each of the plurality of LED covers, the side portion reflects light, emitted from a side portion of the LED, toward the lens portion.
Claim 36
Dependent Claim 35 words
The LED lamp of claim 19 , wherein at least two of the LED covers have lens portions that are shaped differently from each other in order to create different light distribution patterns emanating therefrom.
Claim 37
Dependent Claim 143 words
An LED lamp, comprising: a housing; a circuit board mounted to the housing; an electrical connector attached to the housing and electrically connected to the circuit board; a plurality of LEDs mounted to the circuit board that are activated to emit a light output when an electrical voltage is applied to the electrical connector; and a plurality of LED covers each mounted to cover one of the plurality of LEDs, each LED cover including: a lens portion that asymmetrically redirects the light output from the one LED, and a side portion that movably attaches to the LED so that the LED cover can be rotated relative to the LED to modify the asymmetrical redirection of the light output from the LED; wherein for each LED cover, the side portion and the lens portion are separate elements that are movably attached to each other.
Claim 38
Dependent Claim 143 words
An LED lamp, comprising: a housing; a circuit board mounted to the housing; an electrical connector attached to the housing and electrically connected to the circuit board; a plurality of LEDs mounted to the circuit board that are activated to emit a light output when an electrical voltage is applied to the electrical connector; and a plurality of LED covers each mounted to cover one of the plurality of LEDs, each LED cover including: a lens portion that asymmetrically redirects the light output from the one LED, and a side portion that movably attaches to the LED so that the LED cover can be rotated relative to the LED to modify the asymmetrical redirection of the light output from the LED; wherein for each LED cover, the side portion and the lens portion are separate elements that are movably attached to each other.

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 2006-01-06 2006-07-08 2007-01-07 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 2010-01-06 2010-07-08 2011-01-07 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 2014-01-06 2014-07-08 2015-01-07 $7700.00 Window Closed / Lapsed

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