Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7307368 | DC motor | Ikuya Tsurukawa, Kenji Koyama | 2007-12-11 |
| 6628893 | DC motor rotation control apparatus | Ikuya Tsurukawa, Kenji Koyama | 2003-09-30 |
| 6617816 | DC motor rotation detecting apparatus and DC motor rotation control apparatus | Ikuya Tsurukawa, Kenji Koyama | 2003-09-09 |
| 6570350 | DC motor rotation detecting apparatus and DC motor rotation control apparatus | Kenji Koyama, Ikuya Tsurukawa | 2003-05-27 |
| 6036908 | Injection molding method for resin-sealed component | Hirotoshi Nishida | 2000-03-14 |
| 5682563 | Camera which displays information to a user corresponding to a message imprinted on film | Junichi Shinohara, Takashi Hongou, Hiroshi Takeda, Keiji Himuro, Tatsutoshi Kitajima +1 more | 1997-10-28 |
| 5309190 | Camera having blurring movement correction mechanism | Junichi Shinohara, Yoshio Serikawa, Tohru Nishida | 1994-05-03 |
| 5293034 | Focus state detection device | Junichi Shinohara, Ikuya Tsurukawa | 1994-03-08 |
| 5270755 | Trimming information recordable camera | Junichi Shinohara | 1993-12-14 |
| 5192860 | Focus state detection device | Junichi Shinohara | 1993-03-09 |
| 5192964 | Camera having blurring movement correction mechanism | Junichi Shinohara, Yoshio Serikawa, Tohru Nishida | 1993-03-09 |
| 5150143 | Trimming information recordable camera | Junichi Shinohara | 1992-09-22 |
| 4960986 | Device and method for detecting a focusing state with reliability checking | Takayuki Hatase | 1990-10-02 |
| 4881799 | Varifocal lens device | Takayuki Hatase, Daisuke Hata | 1989-11-21 |
| 4861146 | Variable focal lens device | Takayuki Hatase | 1989-08-29 |
| 4831405 | Auto-focus arithmetic device | Daisuke Hata, Susumu Iguchi, Kazumasa Aoki, Takayuki Hatase | 1989-05-16 |
| 4825237 | Automatic focusing device for use in a camera | Takayuki Hatase | 1989-04-25 |
| 4818921 | Apparatus for controlling a motor in a camera | Daisuke Hata, Susumu Iguchi, Kazumasa Aoki, Takayuki Hatase | 1989-04-04 |
| 4777505 | Automatic focusing control system | Daisuke Hata, Susumu Iguchi, Takao Yamaguchi, Takayuki Hatase, Kazumasa Aoki | 1988-10-11 |
| 4763154 | Focus detecting device and image signal amplifier circuit therefor | Susumu Iguchi, Daisuke Hata, Takayuki Hatase, Takao Yamaguchi, Kazumasa Aoki | 1988-08-09 |
| 4733264 | Charge-coupled device for automatic focusing and camera shake detector using such charge-coupled device | Takayuki Hatase, Susumu Iguchi, Daisuke Hata, Kazumasa Aoki | 1988-03-22 |
| 4605295 | Single lens reflex camera | Ikuya Tsurukawa, Tokio Ishino | 1986-08-12 |
| 4561747 | Auto-focusing method | Ikuya Tsurukawa | 1985-12-31 |
| 4498754 | Single lens reflex camera | Ikuya Tsurukawa, Tokio Ishino | 1985-02-12 |