Issued Patents 1994
Showing 1–1 of 1 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 |