Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6144806 | Camera having data protection means | Yoichi Seki, Hiroyuki Saito | 2000-11-07 |
| 5317357 | Camera dual switch single data input-multiple data output device | Yoichi Seki, Hiroyuki Saito, Shinichi Endo | 1994-05-31 |
| 5291237 | Flash synchronizing device | Shigeru Tagami, Tomihiko Aoyama, Hiroshi Yamazaki, Yuji Nakajima, Seiichi Imano | 1994-03-01 |
| 5107138 | Integrated circuit with battery serving as power source having CMOS analog and digital circuits and regulated stepped up voltage source | Yoichi Seki, Hiroyuki Saito, Michio Taniwaki | 1992-04-21 |
| 5099209 | Battery voltage detecting device | Yoichi Seki, Hiroyuki Saito | 1992-03-24 |
| 4929977 | Flash photography changeover device | Tadashi Ishikawa, Shigeru Tagami, Kazuo Akimoto, Hiroto Tsuyuki, Michio Kawai +3 more | 1990-05-29 |