Issued Patents All Time
Showing 26–32 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5185569 | Peak value detecting circuit | Masayuki Katakura | 1993-02-09 |
| 5166559 | Servo circuit having variable gain amplifier and temperature compensation characteristics | — | 1992-11-24 |
| 5144169 | Operational amplifier circuit | Atsushi Hirabayashi, Kyoichi Murakami, Kenji Komori | 1992-09-01 |
| 5119119 | Data imprinting device | Kenichiro Amano, Jiro Kazumi, Sinichi Tsujimoto, Kenji Itoh | 1992-06-02 |
| 5077569 | Close-up photography device | Hidefumi Notagashira, Sinichi Tsujimoto | 1991-12-31 |
| 4952967 | Timer-assisted photographing mode control device for camera | Jiro Kazumi, Shinichi Tsujimoto | 1990-08-28 |
| 4664491 | Photographic data exposure device | Jiro Kazumi | 1987-05-12 |