Issued Patents All Time
Showing 26–43 of 43 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6178301 | Cleaning apparatus for cleaning an image carrier, process cartridge having a cleaning apparatus for removing remaining developer on an image carrier, and image forming apparatus having a cleaning member for removing remaining developer on an image carrier | Kazunari Murayama, Tomonori Mori | 2001-01-23 |
| 6157792 | Electrophotographic apparatus having plural image forming modes, and a process cartridge applied to such electrophotographic apparatus | Tomonori Mori, Kazunari Murayama, Kazufumi Muto | 2000-12-05 |
| 6131011 | Method of adjusting the mounting of cleaning member, process cartridge and image forming apparatus | Kazunari Murayama, Tomonori Mori | 2000-10-10 |
| 6072969 | Developing cartridge | Kanji Yokomori, Kazuhiko Kanno | 2000-06-06 |
| 5963759 | Process cartridge and image forming apparatus to which process cartridge can detachably be mounted | Akiyoshi Fujita | 1999-10-05 |
| 5950049 | Developing cartridge | Kanji Yokomori, Kazuhiko Kanno | 1999-09-07 |
| 5940657 | Developing cartridge | Kanji Yokomori, Kazuhiko Kanno | 1999-08-17 |
| 5701558 | Developing apparatus for preventing developer from leaking from a developer container | — | 1997-12-23 |
| 5528343 | Driving cartridge for an image forming apparatus | Hideki Tada, Masanori Yamagata, Toshiki Nagase, Akira Ito, Mitsugu Inomata | 1996-06-18 |
| 5521693 | Image forming apparatus and process cartridge detachably mountable to same | Masaki Ohtake, Toshiki Nagase, Mitsugu Inomata | 1996-05-28 |
| 5497220 | Developing cartridge having support member for rotatably supporting developing device, and developing apparatus | Mitsugu Inomata | 1996-03-05 |
| 5471284 | Image forming apparatus having toner depletion detection feature | Haruo Fujii, Tatsuya Kobayashi, Nobuhiro Imai, Masao Umezawa, Hideki Tada +4 more | 1995-11-28 |
| 5442421 | Process cartridge and image forming apparatus using the same | — | 1995-08-15 |
| 5428426 | Image forming system | Mitsugu Inomata, Toshiki Nagase, Toshiaki Miyashiro | 1995-06-27 |
| 5414493 | Image forming apparatus | Haruo Fujii, Tatsuya Kobayashi, Nobuhiro Imai, Masao Umezawa, Hideki Tada +4 more | 1995-05-09 |
| 5250994 | Image forming apparatus having transfer member supporting member | Akira Ito, Mitsugu Inomata, Yasuo Ito, Tatsuya Kobayashi, Toshiaki Miyashiro | 1993-10-05 |
| 5249026 | Image forming system and process cartridge mountable on same | — | 1993-09-28 |
| 5235383 | Process cartridge and image forming apparatus using same | Hideki Tada, Masanori Yamagata, Toshiki Nagase, Akira Ito, Mitsugu Inomata | 1993-08-10 |