Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4875064 | Projector apparatus with mirror means | Osamu Umeda, Tohru Nakakusu, Makoto Sato | 1989-10-17 |
| 4824210 | Liquid crystal projector | — | 1989-04-25 |
TS
Tatsuo Shimazaki
Overall (1989): #14,839 of 140,708Top 15%
2
Patents 1989