Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5121156 | Apparatus for detecting the proper functioning of a thermal fixing unit in an image forming apparatus | Kenji Sakakibara, Michitoshi Akao, Tokunori Katoh, Hiroshi Morisaki | 1992-06-09 |
| 5045763 | Motor-control device for image forming apparatus | Masanari Kobayashi, Michitoshi Akao, Kenji Sakakibara, Tokunori Katoh, Hiroshi Morisaki | 1991-09-03 |
| 4977437 | Method and apparatus for performing pressure developement with a pair of pressurizing rollers | Shin Asai, Michitoshi Akao, Tokunori Katoh, Kenji Sakakibara, Hiroshi Morisaki | 1990-12-11 |
| 4872032 | Image fixing device | Satoshi Watanabe, Hiroto Sugahara | 1989-10-03 |
| 4789877 | Pressing device | — | 1988-12-06 |