Issued Patents 1989
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4884090 | Piezoelectric actuating device | Hiroshi Ootsuka, Koh Hayama | 1989-11-28 |
| 4882602 | Photographic camera having a piezo-electric actuating element | Sadafusa Tsuji, Yoshiaki Hata, Manabu Inoue, Hiroshi Ootsuka, Michihiro Iwata +2 more | 1989-11-21 |
| 4873544 | Photographic camera having a piezo-electric actuating element | Sadafusa Tsuji, Yoshiaki Hata, Manabu Inoue, Hiroshi Ootsuka, Michihiro Iwata +2 more | 1989-10-10 |
| 4868597 | Photographic camera having a piezo-electric actuating element | Sadafusa Tsuji, Yoshiaki Hata, Manabu Inoue, Hiroshi Ootsuka, Michihiro Iwata +2 more | 1989-09-19 |
| 4868595 | Photographic camera | Sadafusa Tsuji, Yoshiaki Hata, Manabu Inoue, Hiroshi Ootsuka, Michihiro Iwata +2 more | 1989-09-19 |
| 4851870 | Shutter apparatus for camera | Tetsuya Uno, Sadafusa Tsuji, Hiroshi Ootsuka, Shinichi Yokoyama, Takeshi Hashimoto +1 more | 1989-07-25 |
| 4811044 | Shutter actuating device | Sadafusa Tsuji, Hiroshi Ootsuka | 1989-03-07 |
| 4800409 | Control device for use in a camera having an objective lens | Motonobu Matsuda, Motohiro Nakanishi, Nobuyuki Taniguchi, Hiroshi Ootsuka | 1989-01-24 |