Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6191485 | Semiconductor device | Tomoyuki Kawashima, Kenji Okamoto, Mitsuaki Kirisawa, Kazuhiko Imamura | 2001-02-20 |
| 5500772 | Lens barrel for different kinds of TV cameras | — | 1996-03-19 |
| 5453879 | Lens barrel with biasing member positioned between two annular members | Hiroshi Takeuchi | 1995-09-26 |
| 5361973 | Method of soldering | Katsumi Yamada, Kazuyuki MAKITA | 1994-11-08 |
| 4187020 | Tripod rack and pinion focussing mechanism rotatable relative to lens | Zenichi Okura, Takeshi Machida | 1980-02-05 |