Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5281806 | Optical writing type liquid crystal light valve and writing apparatus therefor | Hajime Nakajima, Masaya Mizunuma, Tatsuo Masumi, Shigeyuki Kaho, Tsuyoshi Horikawa +1 more | 1994-01-25 |
| 5231282 | Optical writing type liquid crystal light valve and writing apparatus therefor | Hajime Nakajima, Masaya Mizunuma, Tatsuo Masumi, Shigeyuki Kaho, Tsuyoshi Horikawa +1 more | 1993-07-27 |
| 4540247 | Hologram scanner | Koichiro Kurahashi, Tsutomu Hashimoto, Toshihiko Senoo, Shinji Yamato | 1985-09-10 |