Issued Patents All Time
Showing 25 most recent of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12092970 | Image forming apparatus | Kohei Matsuda, Junko Hirata, Kazunori Hashimoto, Yasushi Katsuta, Makoto Hayashida +4 more | 2024-09-17 |
| 10747143 | Developer accommodating unit, process cartridge, and image forming apparatus | Koji Yamaguchi | 2020-08-18 |
| 10732565 | Cartridge and method for manufacturing cartridge | Shogo Satomura | 2020-08-04 |
| 10642189 | Developer container unit, developing apparatus, and process cartridge | Koji Yamaguchi, Hiroki Ogino, Hiroomi Matsuzaki, Shunsuke Uratani | 2020-05-05 |
| 10571857 | Rotatable member, process cartridge and image forming apparatus | Hiroomi Matsuzaki, Koji Yamaguchi, Makoto Hayashida | 2020-02-25 |
| 10203654 | Cartridge and method for manufacturing cartridge | Shogo Satomura | 2019-02-12 |
| 10191406 | Rotatable member and electrophotographic image forming apparatus including the rotatable member | Koji Yamaguchi, Hiroomi Matsuzaki, Makoto Hayashida | 2019-01-29 |
| 10185251 | Reproduction method for developing device | Hiroomi Matsuzaki, Seiichi Shinohara | 2019-01-22 |
| 10175599 | Rotating member, process cartridge, and image forming apparatus | Makoto Hayashida, Hiroomi Matsuzaki, Hiraku Sasaki, Issei Imamura, Koji Yamaguchi | 2019-01-08 |
| 9996020 | Roller, rotating member unit, cartridge, and image forming apparatus | Makoto Hayashida, Hiroomi Matsuzaki, Hiraku Sasaki, Issei Imamura, Koji Yamaguchi | 2018-06-12 |
| 9971282 | Cartridge having a seal member filling a gap between a frame and a blade member | Nobuharu Hoshi | 2018-05-15 |
| 9529306 | Cartridge and unit with injection molded seal member | Nobuharu Hoshi | 2016-12-27 |
| 9377716 | Unit and image forming apparatus | Toshiteru Yamasaki, Kohichi Takahashi, Yuuki Nakamura, Naoki Hayashi, Toshiki Fujino | 2016-06-28 |
| 9348264 | Unit, cleaning unit, process cartridge, and image forming apparatus | Noritomo Yamaguchi, Yuichi Fukui, Hiroyuki Munetsugu, Toshiki Fujino, Tetsuya Numata | 2016-05-24 |
| 9280135 | Process cartridge and image forming apparatus | — | 2016-03-08 |
| 9188940 | Developing device, process cartridge and drum unit | Yuichi Fukui, Tachio Kawai, Shunsuke Uratani | 2015-11-17 |
| 9146526 | Unit, cleaning unit, process cartridge, and image forming apparatus | Noritomo Yamaguchi, Yuichi Fukui, Hiroyuki Munetsugu, Toshiki Fujino, Tetsuya Numata | 2015-09-29 |
| 9128417 | Unit and image forming apparatus | Toshiteru Yamasaki, Kohichi Takahashi, Yuuki Nakamura, Naoki Hayashi, Toshiki Fujino | 2015-09-08 |
| 9069291 | Cartridge and unit, for use with an image bearing member, having a seal member that seals a gap between a blade member and a frame | Nobuharu Hoshi | 2015-06-30 |
| 9002233 | Process cartridge unit | Toshiteru Yamasaki, Akira Suzuki | 2015-04-07 |
| 8909096 | Developing device, process cartridge and drum unit | Yuichi Fukui, Tachio Kawai, Shunsuke Uratani | 2014-12-09 |
| 8879954 | Cartridge with member for fixing a member-to-be-energized | Yuichi Fukui, Tachio Kawai, Shunsuke Uratani | 2014-11-04 |
| 7865115 | Process cartridge, electrophotographic image forming apparatus, method of manufacturing a process cartridge, and method of remanufacturing a process cartridge | Toru Oguma, Shinichi Nishida | 2011-01-04 |
| D622308 | Process cartridge | Takeshi Kubota, Teruhiko Sasaki, Shunsuke Uratani, Tetsuo Uesugi, Takuya Kawakami +2 more | 2010-08-24 |
| D622309 | Process cartridge | Takeshi Kubota, Teruhiko Sasaki, Shunsuke Uratani, Tetsuo Uesugi, Takuya Kawakami +2 more | 2010-08-24 |