Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5281806 | Optical writing type liquid crystal light valve and writing apparatus therefor | Kazuro Nishi, Hajime Nakajima, Masaya Mizunuma, Tatsuo Masumi, Tsuyoshi Horikawa +1 more | 1994-01-25 |
| 5231282 | Optical writing type liquid crystal light valve and writing apparatus therefor | Kazuro Nishi, Hajime Nakajima, Masaya Mizunuma, Tatsuo Masumi, Tsuyoshi Horikawa +1 more | 1993-07-27 |