Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6064470 | Apparatus and method for cleaning a transfer device of an image forming apparatus | Kenji Karashima, Mayumi Yoshida | 2000-05-16 |
| 6025109 | Method for cleaning a transfer device of an image forming apparatus | Kenji Karashima | 2000-02-15 |
| 5857132 | Apparatus and method for cleaning a transfer device of an image forming apparatus | Haruji Mizuishi, Mayumi Yoshida, Kenji Karashima, Yasushi Akiba | 1999-01-05 |
| 5822649 | Apparatus for cleaning a transfer device of an image forming apparatus | Kenji Karashima | 1998-10-13 |
| 5621509 | Apparatus and method for cleaning a transfer device of an image forming apparatus | Kenji Karashima | 1997-04-15 |