Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4950701 | Bonding method and adhesive useful for the method | Naomi Okamura, Hiroshi Aoki, Hajime Yagi, Yasuo Arai, Takashi Yamanaka | 1990-08-21 |
| 4793886 | Bonding method and adhesive useful for the method | Naomi Okamura, Hiroshi Aoki, Hajime Yagi, Yasuo Arai, Takashi Yamanaka | 1988-12-27 |
| 4622470 | Shutter control system | Akira Yamada | 1986-11-11 |
| 4396831 | Shutter control system | Akira Yamada | 1983-08-02 |
| 4383276 | Video disc player with a freeze frame feature | — | 1983-05-10 |