Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5638158 | Image formation apparatus | Atsushi Sanpe, Kazuhisa Sudo | 1997-06-10 |
| 5585896 | Image forming apparatus with a contact member contacting an image carrier | Kouichi Yamazaki, Sadao Takahashi, Nobuo Kikuchi, Kentaro Matsumoto, Tadashi Hayakawa +3 more | 1996-12-17 |
| 4956671 | Wire cleaning device for a corona discharge type charger | — | 1990-09-11 |
| 4921236 | Recycling automatic document feeder | Sirou Saeki, Sunao Ikeda, Nobuyuki Yanagawa | 1990-05-01 |