Issued Patents All Time
Showing 26–31 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5708343 | Control device for direct current electric motor | Nobuo Hara, Masaya Suenari | 1998-01-13 |
| 5678141 | Charging apparatus and process cartridge | Erika Asano, Hiroki Kisu, Michihito Yamazaki | 1997-10-14 |
| 5546167 | Charging device, process cartridge and image forming apparatus | Hiroki Kisu, Michihito Yamazaki, Erika Asano | 1996-08-13 |
| 5534344 | Charging member having a loosely supported charger portion | Hiroki Kisu, Masaharu Ohkubo, Kazushige Sakurai, Michihito Yamazaki, Erika Asano +1 more | 1996-07-09 |
| 5519472 | Developing apparatus using elastic blade | Masaki Ojima, Masaharu Ohkubo, Hiroki Kisu, Kazushige Sakurai, Michihito Yamazaki +6 more | 1996-05-21 |
| 5475471 | Changing member having a charging surface arranged with respect to a tangent line | Hiroki Kisu, Kazushige Sakurai, Michihito Yamazaki, Erika Asano, Satoru Inami +1 more | 1995-12-12 |