Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6549248 | System for a compact projection display using reflection type liquid crystal panels | Toshio Miyazawa | 2003-04-15 |
| 6454416 | Color liquid crystal projector having an improved optical system | Katsuhide Aoto | 2002-09-24 |
| 4320417 | Automatic focusing system for video camera | Kentaro Hanma | 1982-03-16 |