Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5130743 | Image forming apparatus having means for indicating timing of heat-fixing filter | Hiroshi Morisaki | 1992-07-14 |
| 5121156 | Apparatus for detecting the proper functioning of a thermal fixing unit in an image forming apparatus | Kenji Sakakibara, Michitoshi Akao, Hiroshi Morisaki, Takesi Izaki | 1992-06-09 |
| 5047797 | Image recording apparatus capable of adjusting a density of an image reproduced on a recording medium | Kenji Sakakibara, Michitoshi Akao, Yukichi Sawaki | 1991-09-10 |
| 5045763 | Motor-control device for image forming apparatus | Masanari Kobayashi, Michitoshi Akao, Kenji Sakakibara, Takesi Izaki, Hiroshi Morisaki | 1991-09-03 |
| 5017958 | Image forming apparatus having control unit for rewinding operation of photosensitive recording medium | — | 1991-05-21 |
| 5001511 | Image recording apparatus having exposure control unit | Fumihiro Sunda | 1991-03-19 |
| 4994849 | Imaging device | Takeshi Izaki, Yousuke Ito, Michitoshi Akao, Kenji Sakakibara, Hiroshi Morisaki | 1991-02-19 |
| 4984011 | Image recording apparatus | Kenji Sakakibara, Michitoshi Akao, Yukichi Sawaki | 1991-01-08 |
| 4984009 | Imaging device having means to accurately superpose sheets in the developing process | Kazumasa Makino, Hideo Yoshihara, Michitoshi Akao, Kenji Sakakibara, Takeshi Izaki +3 more | 1991-01-08 |
| 4977437 | Method and apparatus for performing pressure developement with a pair of pressurizing rollers | Shin Asai, Michitoshi Akao, Kenji Sakakibara, Takesi Izaki, Hiroshi Morisaki | 1990-12-11 |
| 4933685 | Image transfer system with preliminary-exposure device | Yuki Asano, Akira Sago, Masashi Ueda, Osamu Takagi, Yumio Matsumoto +5 more | 1990-06-12 |
| 4922288 | Image recording apparatus | Michitoshi Akao, Kenji Sakakibara, Yukichi Sawaki | 1990-05-01 |
| 4920375 | Imaging device | Michitoshi Akao, Kenji Sakakibara, Yukichi Sawaki, Takakuni Sonoda, Makoto Suzuki | 1990-04-24 |
| 4868602 | Imaging device | Michitoshi Akao, Kenji Sakakibara, Yukichi Sawaki | 1989-09-19 |