Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7810340 | Quick freezing apparatus and quick freezing method | Norio Owada | 2010-10-12 |
| 4811092 | Movement detector for composite color television signals | Masahiko Achiha, Kazuo Ishikura, Masato Sugiyama, Kenji Katsumata | 1989-03-07 |
| 4739390 | Television signal processing circuit | Masahiko Achiha, Isao Nakagawa, Kazuo Ishikura | 1988-04-19 |
| 4729031 | Coupling system for image projection | Isao Yoshizaki, Yoshiaki Iwahara, Masanori Oguino, Osamu Shuugizono | 1988-03-01 |