Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8634755 | Cleaning unit, image carrier unit, and image forming apparatus | Tomoya Ichikawa, Akiko Kimura, Yuzo Ichikawa, Masaaki Tokunaga, Tsuneo Fukuzawa +2 more | 2014-01-21 |
| 8509671 | Cleaner and image forming apparatus | Akiko Kimura, Tomoya Ichikawa, Yuzo Ichikawa, Hirohisa Hoshino, Toshiyuki Matsui | 2013-08-13 |
| 7835667 | Discharger, image carrier unit, and image forming apparatus | Shigeo Ohno, Tsutomu Sugimoto, Tomoya Ichikawa, Yasuo Takayama, Yoji Yamaguchi +4 more | 2010-11-16 |