Issued Patents All Time
Showing 51–66 of 66 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6061538 | Process cartridge, electrophotographic image forming apparatus and electrophotographic image forming apparatus transmissions method | Takeshi Arimitsu, Jun Miyamoto | 2000-05-09 |
| 6055406 | Cleaning frame, cleaning device, process cartridge and electrophotographic image forming apparatus with segregated waste toner container | Tachio Kawai, Jun Miyamoto, Kanji Yokomori, Takeshi Arimitsu | 2000-04-25 |
| 6041274 | Positional deviation detecting device for a mobile body and position correcting apparatus for a working machine mounted on a mobile body | Masanori Onishi, Masanao Murata, Yutaka Nakai, Katsumi Yasuda, Tsukasa Sugino +1 more | 2000-03-21 |
| 6032002 | Shutter, developing cartridge and electrophotographic image forming apparatus | Kanji Yokomori, Kazuhiko Kanno | 2000-02-29 |
| 6029027 | Developing cartridge and electrophotographic image forming apparatus | Kanji Yokomori, Kazuhiko Kanno | 2000-02-22 |
| 6002896 | Process cartridge and electrophotographic image forming apparatus | Jun Miyamoto, Takeshi Arimitsu | 1999-12-14 |
| 5950047 | Process cartridge, electrophotographic image forming apparatus, and electrical connection therebetween | Shigeo Miyabe | 1999-09-07 |
| 5946531 | Process cartridge and electrophotographic image forming apparatus | Jun Miyamoto, Shigeo Miyabe, Takeshi Arimitsu | 1999-08-31 |
| 5937240 | Process cartridge having positioning members and image forming apparatus using such a process cartridge | Kazuhiko Kanno, Tsutomu Nishiuwatoko, Toshimitsu Iso | 1999-08-10 |
| 5926666 | Process cartridge, electrophotographic image forming apparatus and connection method of connecting contacts | Shigeo Miyabe, Kazuhiko Kanno | 1999-07-20 |
| 5893006 | Process cartridge detectably mountable to image forming apparatus and image forming apparatus using same | Kazuhiko Kanno, Tsutomu Nishiuwatoko, Hiroshi Goto | 1999-04-06 |
| 5870655 | Process cartridge having a particular arrangement of electrical contacts and electrophotographic image forming apparatus using such a process cartridge | Tsutomu Nishiuwatoko, Kazuhiko Kanno | 1999-02-09 |
| 5825472 | Photosensitive drum, process cartridge and image forming apparatus | Ryuji Araki, Yoshinori Sugiura, Hideshi Kawaguchi, Hiroaki Miyake, Yoshiya Nomura +1 more | 1998-10-20 |
| 5815644 | Developing frame, process cartridge and image forming apparatus | Tsutomu Nishiuwatoko, Kazuhiko Kanno | 1998-09-29 |
| 5729796 | Shutter having first and second shutter members, process cartridge and image forming apparatus having the shutter | Tsutomu Nishiuwatoko, Kazuhiko Kanno | 1998-03-17 |
| 5283619 | Developing apparatus and process cartridge having same | Yoshiya Nomura, Hironobu Isobe, Kazuo Shishido | 1994-02-01 |