Issued Patents All Time
Showing 26–50 of 54 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D823380 | Cartridge | Shunsuke Uratani, Takeshi Arimitsu, Ryoji Kusudo, Yu Fukasawa, Shigemi Kamoshida +3 more | 2018-07-17 |
| 9823619 | Cartridge detachably mountable to main assembly of electrophotographic image forming apparatus, assembling method for drive transmitting device for photosensitive drum, and electrophotographic image forming apparatus | Takuya Kawakami, Noriyuki Komatsu, Sho Shirakata | 2017-11-21 |
| 9791825 | Cartridge and drum unit for electrophotographic image forming apparatus | Shigemi Kamoshida, Takeshi Arimitsu, Yusuke Niikawa | 2017-10-17 |
| D796574 | Photosensitive drum for cartridge | Shigemi Kamoshida, Yu Fukasawa | 2017-09-05 |
| 9708116 | Packing member and cartridge packed in the packing member | Toshiki Fujino, Tsutomu Sakaguchi, Masayuki Takeuchi, Taiji Watanabe, Kengo Sakai | 2017-07-18 |
| D786968 | Process cartridge for printer | Shunsuke Uratani, Takeshi Arimitsu, Ryoji Kusudo, Yu Fukasawa, Shigemi Kamoshida +3 more | 2017-05-16 |
| 9501031 | Packaged cartridge, packing material and cartridge | Naoki Hayashi, Tetsushi Uneme, Masanari Morioka | 2016-11-22 |
| 9423767 | Packing member and cartridge packed in the packing member | Toshiki Fujino, Tsutomu Sakaguchi, Masayuki Takeuchi, Taiji Watanabe | 2016-08-23 |
| 9395679 | Cartridge detachably mountable to main assembly of electrophotographic image forming apparatus, assembling method for drive transmitting device for photosensitive drum, and electrophotographic image forming apparatus | Takuya Kawakami, Noriyuki Komatsu, Sho Shirakata | 2016-07-19 |
| 9342040 | Image forming apparatus and cartridge | Yusuke Niikawa, Daisuke Yamamoto, Takeshi Arimitsu | 2016-05-17 |
| 9310756 | Image forming apparatus and main assembly of the image forming apparatus | Yu Fukasawa, Ryoji Kusudo | 2016-04-12 |
| 8989623 | Image forming apparatus and cartridge | Masanari Morioka, Tetsuya Numata, Hiroyuki Munetsugu | 2015-03-24 |
| 8862015 | Image forming apparatus with urging member that establishes electrical connection with a cartridge | Susumu Nittani, Masatomo Tsuzuki, Chikara Imaizumi | 2014-10-14 |
| 8781355 | Electrical contact, electrophotographic photosensitive drum, and process cartridge | — | 2014-07-15 |
| 8670693 | Photosensitive drum, process cartridge and flange mounting method | Keisuke Nomura, Tomonori Mori | 2014-03-11 |
| 8543035 | Cleaning device, cartridge and image forming apparatus | — | 2013-09-24 |
| 8526841 | Process cartridge and electrophotographic image forming apparatus | Susumu Nittani, Masatomo Tsuzuki, Chikara Imaizumi | 2013-09-03 |
| 8139979 | Process cartridge and electrophotographic image forming apparatus | Susumu Nittani, Masatomo Tsuzuki, Chikara Imaizumi | 2012-03-20 |
| 7890012 | Process cartridge having a drum, a developing roller, and first and second frames, and electrophotographic image forming apparatus on which such process cartridge is mountable | Susumu Nittani, Masatomo Tsuzuki, Chikara Imaizumi | 2011-02-15 |
| 7856192 | Process cartridge and electrophotographic image forming apparatus | Susumu Nittani, Masatomo Tsuzuki, Chikara Imaizumi | 2010-12-21 |
| 7813671 | Process cartridge and electrophotographic image forming apparatus | Susumu Nittani, Hideki Maeshima, Masato Tanabe | 2010-10-12 |
| D587304 | Toner cartridge | Kazunari Murayama, Hideki Maeshima, Masato Tanabe | 2009-02-24 |
| 7457566 | Electrophotosensitive drum having non-circular twisted projection with electroconductive member thereon, process cartridge having such drum, and electrophotographic image forming apparatus to which the cartridge is detachably mountable | Atsushi Numagami, Takahito Ueno | 2008-11-25 |
| 7315710 | Electrophotographic photosensitive drum supporting apparatus, process cartridge and electrophotographic image forming apparatus | Takahito Ueno, Atsushi Numagami, Akiyoshi Fujita, Shigeo Miyabe | 2008-01-01 |
| 7184690 | Electrophotographic photosensitive drum supporting apparatus, process cartridge and electrophotographic image forming apparatus | Takahito Ueno, Atsushi Numagami, Akiyoshi Fujita, Shigeo Miyabe | 2007-02-27 |