Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5699131 | Light transmission type screen assembly | Satoshi Aoki | 1997-12-16 |
| 5661600 | Transmission type screen and method of manufacturing thereof | Noboru Yasumatsuya, Ichiro Matsuzaki, Hiroshi Kuwada | 1997-08-26 |
| 5612085 | Lens holder and method for making a thin film | Masayuki Takahashi, Syunsuke Kimura | 1997-03-18 |