Issued Patents All Time
Showing 51–75 of 82 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9772598 | Cartridge and electrophotographic image forming apparatus | Shunsuke Uratani, Toru Oguma | 2017-09-26 |
| 9618873 | Image forming apparatus | Ryuta Murakami, Osamu Anan, Tetsuya Numata | 2017-04-11 |
| 9494890 | Developing cartridge, process cartridge and image forming apparatus | Yoshiyuki Batori, Toshiaki Takeuchi, Daisuke Makiguchi, Takatoshi Hamada, Koji Yamaguchi +3 more | 2016-11-15 |
| 9471031 | Image forming apparatus with separate support members for removable cartridges | Yohei Kusano, Tetsuya Numata, Osamu Anan | 2016-10-18 |
| 9454124 | Image forming apparatus | Atsushi Takasaka, Osamu Anan, Tetsuya Numata | 2016-09-27 |
| 9442457 | Image forming apparatus with removable process units | Naoki Maeda, Osamu Anan, Tetsuya Numata | 2016-09-13 |
| 9417604 | Image forming apparatus | Naoki Matsumaru, Tetsuya Numata, Osamu Anan | 2016-08-16 |
| 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, Sho Shirakata, Isao Koishi | 2016-07-19 |
| 9389578 | Image-forming apparatus | Tadashi Horikawa, Tetsuya Numata, Osamu Anan, Yuichi Sakakibara, Ken Kikuchi +1 more | 2016-07-12 |
| 9377752 | Image forming apparatus with image bearing member protection | Tetsuya Numata, Osamu Anan | 2016-06-28 |
| 9304483 | Cartridge, image forming apparatus and main assembly of image forming apparatus | Yuuki Nakamura | 2016-04-05 |
| 8942592 | Process cartridge, photosensitive drum unit, developing unit and electrophotographic image forming apparatus | Shunsuke Uratani, Toru Oguma | 2015-01-27 |
| 8787794 | Cartridge, image forming apparatus, and drum attaching method | Jun Miyazaki | 2014-07-22 |
| 8571445 | Cartridge and electrophotographic image forming apparatus | Shunsuke Uratani, Toru Oguma | 2013-10-29 |
| D598950 | Toner cartridge | Kyoji Kusudo, Takeshi Arimitsu | 2009-08-25 |
| D598491 | Toner cartridge | Ryoji Kusudo, Takeshi Arimitsu | 2009-08-18 |
| D591338 | Toner cartridge | Ryoji Kusudo, Takeshi Arimitsu | 2009-04-28 |
| 7283765 | Developing device, process cartridge, and image forming apparatus having developing-roller scraping member | Shunsuke Uratani | 2007-10-16 |
| 7266326 | Process cartridge remanufacturing method | Toshiyuki Karakama | 2007-09-04 |
| 7156797 | Assembling method for developing roller | Kazushi Watanabe, Ryuta Murakami | 2007-01-02 |
| 7120374 | Process cartridge and electrophotographic image-forming apparatus | Toshiyuki Karakama | 2006-10-10 |
| 7110703 | Developing device, process cartridge and image forming apparatus | Shunsuke Uratani | 2006-09-19 |
| D524359 | Image forming apparatus | Toshiyuki Karakama | 2006-07-04 |
| 7024131 | Process cartridge assembling method, process cartridge remanufacturing method, and connecting member | Toshiyuki Karakama, Toru Oguma, Ryuta Murakami | 2006-04-04 |
| 6970667 | Developing apparatus having a sheet preventing a developing agent from leaking out of a container opening | Kazushi Watanabe, Toru Oguma | 2005-11-29 |