Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8406678 | Cleaning roller for cleaning image bearing member | Yohei Nakade, Ichiro Demizu | 2013-03-26 |
| 8190051 | Cleaning device for intermediate transferring member and image-forming apparatus equipped with the same | Tetsuo Sano, Hirofumi Nakagawa | 2012-05-29 |
| 8160470 | Cleaning roller for cleaning charging roller and image forming apparatus | Yohei Nakade, Ichiro Demizu | 2012-04-17 |
| 8045881 | Cleaning device for intermediate transferring member and image-forming apparatus | Tetsuo Sano, Hirofumi Nakagawa | 2011-10-25 |
| 8045903 | Roller for use with image forming apparatus | Yohei Nakade, Ichiro Demizu | 2011-10-25 |
| 7729648 | Developing roller having specific surface layer, developing device provided with the developing roller and image-forming apparatus provided with developing device equipped with the developing roller | Tetsuo Sano, Yohei Nakade, Ichiro Demizu | 2010-06-01 |