Issued Patents All Time
Showing 25 most recent of 54 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12271136 | Image forming apparatus including a display unit for displaying information about a procedure for replenishing developer | Katsuhiko Oba, Kohei Koguchi | 2025-04-08 |
| 12130579 | Cartridge and drum unit for electrophotographic image forming apparatus | Shigemi Kamoshida, Takeshi Arimitsu, Yusuke Niikawa | 2024-10-29 |
| 12066786 | Cartridge and drum unit for electrophotographic image forming apparatus | Shigemi Kamoshida, Takeshi Arimitsu, Yusuke Niikawa | 2024-08-20 |
| 12066769 | Toner container having a shutter and an engaging portion exposed from the shutter | Masaaki Sato, Hiroyuki Munetsugu, Hiroshi Takarada, Shohei Katsuya, Shunsuke Hijikata +2 more | 2024-08-20 |
| 12045005 | Cartridge assembly | Naoki Hayashi, Masanari Morioka | 2024-07-23 |
| D1015421 | Process cartridge for image forming apparatus | Tachio Kawai, Shigemi Kamoshida, Hiroyuki Munetsugu, Yosuke Kashiide, Takashi Kimura +6 more | 2024-02-20 |
| 11829096 | Cartridge, attachment and mounting kit | Goshi Ozaki, Shigemi Kamoshida, Yukio Kubo, Noriyuki Komatsu, Tetsuo Uesugi | 2023-11-28 |
| 11796947 | Image forming apparatus including a display unit for displaying information about a procedure for replenishing developer | Katsuhiko Oba, Kohei Koguchi | 2023-10-24 |
| 11754946 | Image forming apparatus | Kohei Koguchi, Katsuhiko Oba | 2023-09-12 |
| 11669044 | Cartridge having a portion-to-be-positioned and a pressing portion configured in relation to a corresponding apparatus | Takashi Kimura, Daisuke Yamamoto | 2023-06-06 |
| 11619905 | 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 | 2023-04-04 |
| 11579561 | Cartridge and drum unit for electrophotographic image forming apparatus | Shigemi Kamoshida, Takeshi Arimitsu, Yusuke Niikawa | 2023-02-14 |
| 11474452 | Image forming apparatus including an attachment portion to which to attach a supply container for supplying a developer | Kohei Koguchi, Katsuhiko Oba | 2022-10-18 |
| 11454912 | Image forming apparatus including a display unit for displaying information about a procedure for replenishing developer | Katsuhiko Oba, Kohei Koguchi | 2022-09-27 |
| 11256209 | Image forming system having a movable member and first and second cartridges having a pressing portion for pressing the movable member | Takashi Kimura, Daisuke Yamamoto | 2022-02-22 |
| 11199807 | Cartridge and drum unit for electrophotographic image forming apparatus | Shigemi Kamoshida, Takeshi Arimitsu, Yusuke Niikawa | 2021-12-14 |
| 11163259 | 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 | 2021-11-02 |
| 11048207 | Image forming apparatus having a movable member and cartridge having a pressing portion for pressing the movable member | Takashi Kimura, Daisuke Yamamoto | 2021-06-29 |
| 10962925 | Erroneous mounting prevention system | Shigemi Kamoshida, Daisuke Yamamoto | 2021-03-30 |
| 10671015 | Cartridge and drum unit for electrophotographic image forming apparatus | Shigemi Kamoshida, Takeshi Arimitsu, Yusuke Niikawa | 2020-06-02 |
| 10635045 | 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 | 2020-04-28 |
| 10427867 | Packing member and cartridge packed in the packing member | Toshiki Fujino, Tsutomu Sakaguchi, Masayuki Takeuchi, Taiji Watanabe, Kengo Sakai | 2019-10-01 |
| 10353339 | Cartridge with restriction member for restricting relative movement of toner cartridge and process cartridge | Shinjiro Toba, Masaaki Sato, Hiroshi Takarada, Keita Moue, Toshiyuki Karakama | 2019-07-16 |
| 10203652 | Cartridge and drum unit for electrophotographic image forming apparatus | Shigemi Kamoshida, Takeshi Arimitsu, Yusuke Niikawa | 2019-02-12 |
| D823938 | Cartridge | Shunsuke Uratani, Takeshi Arimitsu, Ryoji Kusudo, Yu Fukasawa, Shigemi Kamoshida +3 more | 2018-07-24 |