Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6414857 | Pulse width modulated control apparatus and method of using the same | — | 2002-07-02 |
| 4979043 | Video signal processing circuit | Masahiro Suzuki | 1990-12-18 |
| 4651226 | Image scanning signal generating apparatus with pre-scan for exposure control | Makoto Kimura, Masaki Isogai, Akimasa Sato, Atsushi Kawahara | 1987-03-17 |
| 4649436 | Image processing apparatus in film image phototelegraphy | Yukio Nakagawa | 1987-03-10 |
| 4613906 | Picture combining apparatus | Hiroaki Tanaka | 1986-09-23 |
| 4574303 | White balance control system for color television camera with automatic switchover control | Takaaki Hashimoto, Kazushi Minagawa | 1986-03-04 |
| 4389108 | Power supply control circuit in a camera | Yoshiaki Ohtsubo, Sakuji Watanabe | 1983-06-21 |
| 4362956 | Absolute value circuit | Akira Ogasawara | 1982-12-07 |
| 4322147 | Data recording device | Nobuyoshi Hagyuda | 1982-03-30 |
| 4319171 | Motor control device | — | 1982-03-09 |
| 4310230 | Apparatus for preventing malfunction of an electric shutter device | — | 1982-01-12 |
| 4269496 | Power supply circuit for camera | Sakuji Watanabe, Yoshiaki Ohtsubo | 1981-05-26 |
| 4264164 | Memory holding device in a single lens reflex camera | Sakuji Watanabe, Yoshiaki Ohtsubo | 1981-04-28 |
| 4239358 | Alarm device control system in a camera | Yoshiaki Ohtsubo, Shigeo Akasaka, Sakuji Watanabe, Mikio Takemae, Yasunori Kitamura | 1980-12-16 |
| 4238146 | Sound alarm device in a camera | Yasunori Kitamura, Shigeo Akasaka, Sakuji Watanabe, Mikio Takemae, Yoshiaki Ohtsubo | 1980-12-09 |