Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6026255 | Image forming apparatus | Osamu Kizaki | 2000-02-15 |
| 5915156 | Image forming apparatus with cleaning blade and enhanced lubrication operation | Osamu Kizaki | 1999-06-22 |
| 5663788 | Efficiently removable developing toner in an electrostatic image forming apparatus | — | 1997-09-02 |
| 5638158 | Image formation apparatus | Hirohisa Otsuka, Kazuhisa Sudo | 1997-06-10 |
| 5614998 | Image forming apparatus having a toner recycling mechanism | — | 1997-03-25 |
| 5386274 | Image forming apparatus having a toner collecting mechanism for removing foreign particles from the copier environment | Naomi Misago | 1995-01-31 |
| 4969015 | Cleaning device for an electrophotographic apparatus | — | 1990-11-06 |