Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9952529 | Print head and image forming apparatus | Kenichi Ito | 2018-04-24 |
| 8693009 | Rotation amount detecting device for rotation body, length measuring device and image forming apparatus | Takao Furuya, Yoshinari Iwaki, Minoru Ohshima | 2014-04-08 |
| 8538311 | Sheet measuring apparatus and image forming apparatus | Minoru Ohshima | 2013-09-17 |
| 8427666 | Abnormality detecting device for rotation body and image forming apparatus | Minoru Ohshima, Takao Furuya, Yoshinari Iwaki | 2013-04-23 |
| 8368734 | Exposure device, image forming apparatus, exposure control method and computer-readable medium | Ken Tsuchiya, Fumihiko Ogasawara, Toshio Hisamura, Osamu Yasui, Michihiro Inoue | 2013-02-05 |
| 8292295 | Sheet measuring apparatus and image forming apparatus | Minoru Ohshima | 2012-10-23 |
| 8022974 | Exposure device, image forming apparatus and computer readable medium storing program for exposure control | Fumihiko Ogasawara, Osamu Yasui, Michihiro Inoue, Ken Tsuchiya, Toshio Hisamura | 2011-09-20 |
| 6310681 | Method and apparatus for image forming | — | 2001-10-30 |
| 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, Teruyo Hayakawa | 1992-04-21 |
| 5097262 | Analog-to-digital converter for camera | Youichi Seki, Hiroyuki Saito, Michio Kawai | 1992-03-17 |
| 4980545 | Photometric circuit | Yoichi Seki, Hiroyuki Saito | 1990-12-25 |
| 4945378 | Circuit for detecting back light | Shinji Nagaoka, Yoichi Seki, Hiroyuki Saito | 1990-07-31 |
| 4937603 | Multiple exposure photographic device for camera | Yukio Morino, Yoichi Seki, Michitaka Nakazawa, Toshiaki Hirai, Yusuke Konishi +2 more | 1990-06-26 |
| 4831406 | Power circuit for camera | Youichi Seki, Hiroshi Yamazaki, Hiroyuki Saito | 1989-05-16 |
| 4763155 | Shutter control device for camera | Hajime Oda, Hiroyuki Saito, Keiji Arai, Atsushi Misawa, Toshiya Tamura +1 more | 1988-08-09 |