Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4746973 | Focus block for a three-tube color video projector | Masayuki Ohmori, Yasunobu Kawahata | 1988-05-24 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4746973 | Focus block for a three-tube color video projector | Masayuki Ohmori, Yasunobu Kawahata | 1988-05-24 |