Issued Patents All Time
Showing 51–55 of 55 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7024131 | Process cartridge assembling method, process cartridge remanufacturing method, and connecting member | Noriyuki Komatsu, Toshiyuki Karakama, Toru Oguma | 2006-04-04 |
| 6987938 | Process cartridge and image forming apparatus | Kazushi Watanabe, Toshiyuki Karakama | 2006-01-17 |
| 6898392 | Process cartridge and electrophotographic image forming apparatus | Toshiyuki Karakama, Kazushi Watanabe, Kazuhide Kudo | 2005-05-24 |
| 6836639 | Cleaning apparatus having a cleaning member, a cleaning frame, and a connecting portion connecting both end surfaces of the frame | Toshiyuki Karakama, Takeo Shoji, Tomonori Matsunaga | 2004-12-28 |
| 6735405 | Method of remanufacturing process cartridge and developing device | Akiyoshi Yokoi, Toru Oguma, Ken Kikuchi | 2004-05-11 |