Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4364648 | Safety device of auto-focusing point adjusting camera | Kiyoshi Kitai | 1982-12-21 |
| 4359634 | Automatic focusing device | Takeo Saito, Shinji Nagaoka, Takashi Segawa | 1982-11-16 |
| 4353631 | Exposure information input circuit for electric shutter | Shinji Nagaoka | 1982-10-12 |
| 4349258 | Manual focal point adjusting and change-over device for use in automatic focal point adjuster camera | Kiyoshi Kitai, Masaru Kobayashi, Tadashi Nakagawa, Hiroaki Ishida, Masanori Watanabe | 1982-09-14 |
| 4316085 | Automatic focusing adjustor device | Takeo Saito, Hiroaki Ishida, Takashi Segawa, Shinji Nagaoka | 1982-02-16 |
| 4307949 | Shutter control system having information circuit for introducing informations for flash photographing | Shinji Nagaoka | 1981-12-29 |
| 4305649 | Inhibit circuit for an electronic flash charge circuit | Shinji Nagaoka | 1981-12-15 |
| 4275955 | Shutter release interrupting system | Kiyoshi Kitai, Shinji Nagaoka | 1981-06-30 |
| 4270851 | Automatic film sensitivity setting system for camera | Shinji Nagaoka | 1981-06-02 |
| 4267440 | Focus detecting system | Kiyoshi Kitai, Shinji Nagaoka | 1981-05-12 |
| 4231647 | Automatic focusing camera | Kiyoshi Kitai | 1980-11-04 |