Issued Patents All Time
Showing 26–50 of 65 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11353822 | Cartridge and electrophotographic image forming apparatus | Masaaki Sato, Hiroyuki Munetsugu | 2022-06-07 |
| 11156954 | Image forming apparatus including a movable engageable member and process cartridge including a force receiving portion | Akira Yoshimura, Tomio Noguchi, Yukio Kubo, Masaaki Sato, Satoshi Nishiya | 2021-10-26 |
| 11067950 | Cartridge and electrophotographic image forming apparatus | Masaaki Sato, Hiroyuki Munetsugu | 2021-07-20 |
| 11022934 | Toner cartridge, toner supplying mechanism and shutter | Takashi Kimura | 2021-06-01 |
| 10884356 | Toner cartridge and toner supplying mechanism | Takashi Kimura, Hisayoshi Kojima | 2021-01-05 |
| 10795310 | Cartridge having a regulating member that regulates movement of a developing unit | Hiroyuki Munetsugu, Goshi Ozaki | 2020-10-06 |
| 10782647 | Cartridge and electrophotographic image forming apparatus | Masaaki Sato, Hiroyuki Munetsugu | 2020-09-22 |
| 10761472 | Toner cartridge, toner supplying mechanism and shutter | Takashi Kimura | 2020-09-01 |
| 10747144 | Toner cartridge and toner supplying mechanism | Takashi Kimura, Hisayoshi Kojima | 2020-08-18 |
| 10663886 | Development cartridge, process cartridge, and image forming apparatus | Shinjiro Toba, Tachio Kawai, Hiroyuki Munetsugu, Mitsuhiro Sato, Yu Fukasawa +1 more | 2020-05-26 |
| 10613453 | Toner cartridge and toner supplying mechanism | Takashi Kimura, Hisayoshi Kojima | 2020-04-07 |
| 10591868 | Image forming apparatus including a movable engageable member and process cartridge including a force receiving portion | Akira Yoshimura, Tomio Noguchi, Yukio Kubo, Masaaki Sato, Satoshi Nishiya | 2020-03-17 |
| D873336 | Process cartridge for image forming apparatus | Takashi Kimura, Naoki Hayashi, Yu Fukasawa, Tachio Kawai | 2020-01-21 |
| D873337 | Process cartridge for image forming apparatus | Masaaki Sato, Hiroyuki Munetsugu, Koji Wada, Masanori Kudo, Goshi Ozaki +2 more | 2020-01-21 |
| D873338 | Process cartridge for image forming apparatus | Masaaki Sato, Hiroyuki Munetsugu, Koji Wada, Masanori Kudo, Goshi Ozaki +2 more | 2020-01-21 |
| D873335 | Process cartridge for image forming apparatus | Takashi Kimura, Naoki Hayashi, Yu Fukasawa, Tachio Kawai | 2020-01-21 |
| D872796 | Coupling for process cartridge for image forming apparatus | Masaaki Sato, Tetsushi Uneme, Kensuke Sato, Toshiki Fujino | 2020-01-14 |
| 10459402 | Cartridge and electrophotographic image forming apparatus | Masaaki Sato, Hiroyuki Munetsugu | 2019-10-29 |
| 10401788 | Image forming apparatus including a movable engageable spacing member and process cartridge including a force receiving portion | Akira Yoshimura, Tomio Noguchi, Yukio Kubo, Masaaki Sato, Satoshi Nishiya | 2019-09-03 |
| 10310410 | Development cartridge, process cartridge, and image forming apparatus | Shinjiro Toba, Tachio Kawai, Hiroyuki Munetsugu, Mitsuhiro Sato, Yu Fukasawa +1 more | 2019-06-04 |
| D843443 | Process cartridge for image forming apparatus | Tachio Kawai, Masaaki Sato, Hiroyuki Munetsugu, Koji Wada, Naoki Hayashi +6 more | 2019-03-19 |
| 10168664 | Process cartridge including protrusion to receive a force for moving a developer roller | Akira Yoshimura, Tomio Noguchi, Yukio Kubo, Masaaki Sato, Satoshi Nishiya | 2019-01-01 |
| 10067444 | Remanufacturing method of developer accommodating unit | Yuta Isobe, Takashi Kase, Kouki Yano, Takahiro Ikeda, Yusuke Usui +5 more | 2018-09-04 |
| 9910387 | Remanufacturing method of developer accommodating unit | Yuta Isobe, Takashi Kase, Kouki Yano, Takahiro Ikeda, Yusuke Usui +5 more | 2018-03-06 |
| 9836020 | Process cartridge with force receiving portion configured to receive a force to move a developing roller | Akira Yoshimura, Tomio Noguchi, Yukio Kubo, Masaaki Sato, Satoshi Nishiya | 2017-12-05 |