Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7277657 | Cleaning device and image forming apparatus including the cleaning device that controls occurrences of background fouling and abnormal image | Satoru Uchida, Hiroyoshi Haga, Kazuchika Saeki | 2007-10-02 |