US4789500A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Optical control element
Assignee: Futaba Corp
•
Filing: 1986-03-28
•
Granted: 1988-12-06
•
Expires: 2006-03-28
Abstract
Abstract An optical control element is disclosed which is capable of accomplishing the simplifying, small-sizing and lightening of the structure. The optical control element comprises a substrate exhibiting both an optical function and a magnetic function and a Cd 1-x Mn x Te directly deposited on the substrate.
Inventors
- 👤 Kiyoshi Morimoto
- 👤 Toshinori Takagi
- 👤 Kakuei Matsubara
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 14:25
CPC Classifications
G; G02; G02F; G02F1/00; G02F1/01; G02F1/09; G02F1/093; G02F1/0009; G02F1/0036
Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
35 words
An optical control element comprising a substrate and a Cd 1-x Mn x Te (0.01≦x≦0.99) film directly formed on said substrate and having a (111) axis preferentially oriented in a direction perpendicular to the substrate.
Claim 2
Dependent Claim
35 words
An optical control element comprising a substrate and a Cd 1-x Mn x Te (0.01≦x≦0.99) film directly formed on said substrate and having a (111) axis preferentially oriented in a direction perpendicular to the substrate.
Claim 3
Dependent Claim
16 words
The optical control element as defined in claim 1, wherein said substrate comprises a polarizing plate.
Claim 4
Dependent Claim
16 words
The optical control element as defined in claim 1, wherein said substrate comprises a reflecting mirror.
Claim 5
Dependent Claim
14 words
The optical control element as defined in claim 1, wherein said substrate has light-permeability.
Claim 6
Dependent Claim
47 words
An optical control element comprising a substrate and a plurality of multilayered Cd 1-x Mn x Te (0.01≦x≦0.99) films and each having a (111) axis preferentially oriented in a direction perpendicular to the substrate, wherein the x values in said respective films are different from one another.
Claim 7
Dependent Claim
47 words
An optical control element comprising a substrate and a plurality of multilayered Cd 1-x Mn x Te (0.01≦x≦0.99) films and each having a (111) axis preferentially oriented in a direction perpendicular to the substrate, wherein the x values in said respective films are different from one another.
Claim 8
Dependent Claim
51 words
An optical control element comprising a substrate and a plurality of Cd 1-x Mn x Te (0.01≦x≦0.99) films planely arranged on said substate and each having a (111) axis preferentially oriented in a direction perpendicular to the substrate, wherein the x values in said respective films are different from one another.
Claim 9
Dependent Claim
51 words
An optical control element comprising a substrate and a plurality of Cd 1-x Mn x Te (0.01≦x≦0.99) films planely arranged on said substate and each having a (111) axis preferentially oriented in a direction perpendicular to the substrate, wherein the x values in said respective films are different from one another.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1991-12-06 | 1992-06-06 | 1992-12-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1995-12-06 | 1996-06-06 | 1996-12-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1999-12-06 | 2000-06-06 | 2000-12-06 | $7700.00 | Window Closed / Lapsed |