Patent JPS525550A successfully refreshed from Google Patents.
JPS525550A
Expired / Lapsed
JP
⏱️ 0.0 years remaining
Device for indicating liquid crystals
Assignee: Panasonic Holdings Corp
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Filing: 1975-07-02
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Granted: —
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Expires: 1995-07-02
Abstract
Abstract PURPOSE: To make the device thinner by providing a liquid crystal cell between a straight polarizer and a quarter wave length plate, by providing a cholesteric structured liquid crystal layer which is made in a microcapsule which has characteristic of two tone color circular polarization on the back side of the quarter wave length plate, and by providing a light attractor on the back side of this liquid crystal layer. COPYRIGHT: (C)1977,JPO&Japio
Inventors
- 👤 Akio Moriyama
- 👤 Katsuji Hattori
- 👤 Shoichi Fukai
Bibliographic Details
Application Number
—
Jurisdiction
JP
Data Source
google_patents
Last Synchronized
2026-10-29 16:06
CPC Classifications
—
Claims Analysis
Total Claims: 0
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