Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5905598 | Zoom lens apparatus | Keiichiro Shimada, Kunio Nakazato, Hiroshi Kawamura | 1999-05-18 |
| 5519465 | Camera lens barrel having both pulse drive control and microstep drive control | Hiroshi Kawamura, Kunio Nakazato, Akihito Nakayama | 1996-05-21 |
| 5430375 | Position detecting apparatus using magneto-resistance effect element | Kazutaka Noborimoto, Kunio Nakazato, Toshiyuki Kase | 1995-07-04 |
| 5272567 | Lens barrel having reference shafts movably supporting lenses | — | 1993-12-21 |
| 5241422 | Zoom lens apparatus | Keiichiro Shimada, Kunio Nakazato, Hiroshi Kawamura | 1993-08-31 |
| 5241425 | Velocity sensor | Satoshi Sakamoto | 1993-08-31 |
| 5220461 | Lens barrel apparatus for automatic focusing | Satoshi Sakamoto | 1993-06-15 |
| 4496927 | Multilayer coil | — | 1985-01-29 |