Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7773906 | Cleaning roller for a charging roller in an image forming device | Mitsuhiro Matsumoto, Mitsuo Yamamoto, Shigeru Tanaka | 2010-08-10 |
| 7711284 | Cleaning device for a charging roller of an electrophotographic system | Tomoya Ichikawa, Yusuke Kitagawa, Toshiyuki Matsui | 2010-05-04 |
| 7603052 | Cleaning device and image forming apparatus | Satoshi Honobe | 2009-10-13 |
| 5177553 | Method of controlling brush rotation in a cleaning device of an image forming system | Keiji Konishi | 1993-01-05 |
| 5128715 | Print cartidge and image forming apparatus employing the same | Tetsuya Furuyama, Harufumi Itoh, Kohyu Shigemori, Tsutomu Tetsuka | 1992-07-07 |