Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7662481 | Endless belt for electrophotographic apparatus | Satoshi Suzuki, Yousuke Hayashi, Keisuke Tokoro, Tsukasa Fujita, Shigeki Kanda | 2010-02-16 |
| 7288058 | Semi-conductive roll | Motoharu Ishihara, Hirofumi Okuda, Yasuki Ohtake | 2007-10-30 |
| 6196958 | Toner supply roll including cylindrical polyurethane sponge structure having helical protrusions on its outer surface | Keita Shiraki | 2001-03-06 |
| 6146320 | Conductive roll | Hitoshi Yoshikawa, Shoji Arimura, Kunio Ito, Sumio Oinuma, Kenichi Ohkuwa +2 more | 2000-11-14 |
| 6142922 | Conductive roller | Hitoshi Yoshikawa, Shoji Arimura, Kenichi Ohkuwa | 2000-11-07 |
| 5993366 | Low hardness conductive roll | Kenichi Ohkuwa, Hitoshi Yoshikawa, Shoji Arimura | 1999-11-30 |