Issued Patents All Time
Showing 1–25 of 38 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12429797 | Image forming apparatus and image forming system with display of remaining toner amount | Masahiro Suetsugu, Shinichi Nishida, Tsuyoshi Ogawa | 2025-09-30 |
| 12379679 | Image forming apparatus | Masahiro Suetsugu, Shinichi Nishida, Tsuyoshi Ogawa | 2025-08-05 |
| 12124190 | Toner container including guiding portion with a guiding surface | Yuichi Fukui, Goshi Ozaki, Mitsuhiro Sato, Hiroyuki Munetsugu | 2024-10-22 |
| 12085871 | Image forming apparatus with suppression of light quality attenuation | Tsuyoshi Ogawa, Shinichi Nishida, Masahiro Suetsugu | 2024-09-10 |
| 12072669 | Cartridge having a member for transmitting a driving force for rotating a developing roller | Shinichi Nishida, Yuichi Fukui, Yasuyuki Egami, Yohei Anzai, Takeo Kawanami +3 more | 2024-08-27 |
| 11860556 | Image forming apparatus having detection of residual toner amount | Shinichi Nishida, Tsuyoshi Ogawa, Masahiro Suetsugu, Kengo Sakai | 2024-01-02 |
| 11709437 | Image forming apparatus | Taku Murotani, Mitsuhiro Obara, Hiroki Katayama, Atsushi Sano, Jun Nagatoshi +1 more | 2023-07-25 |
| 11537058 | Image forming apparatus | Taku Murotani, Mitsuhiro Obara, Hiroki Katayama, Atsushi Sano, Jun Nagatoshi +1 more | 2022-12-27 |
| 11392082 | Cartridge with a mechanism for transmitting a force to a developing roller of the cartridge | Shinichi Nishida, Yuichi Fukui, Yasuyuki Egami, Yohei Anzai, Takeo Kawanami +3 more | 2022-07-19 |
| 11307531 | Cartridge, process cartridge and electrophotographic image forming apparatus | Masaaki Sato | 2022-04-19 |
| 11099521 | Cartridge, process cartridge and electrophotographic image forming apparatus | Masaaki Sato | 2021-08-24 |
| 11036181 | Cartridge, process cartridge and electrophotographic image forming apparatus | Masaaki Sato | 2021-06-15 |
| 10877434 | Cartridge, rotary unit, and image forming apparatus | Kensuke Sato, Toshiki Fujino | 2020-12-29 |
| 10705481 | Process cartridge | Sohta Sugimoto, Kenji Hasegawa, Masanari Morioka, Yasuyuki Egami, Naoki Hayashi | 2020-07-07 |
| 10678185 | Cartridge, process cartridge and electrophotographic image forming apparatus | Masaaki Sato | 2020-06-09 |
| 10656556 | Developing device having conveying member for stably conveying developer, developer container, process cartridge, and image forming apparatus | Yasuyuki Egami, Masanari Morioka, Shinichi Nishida | 2020-05-19 |
| D872796 | Coupling for process cartridge for image forming apparatus | Masaaki Sato, Yosuke Kashiide, Kensuke Sato, Toshiki Fujino | 2020-01-14 |
| 10444702 | Cartridge, rotary unit, and image forming apparatus | Kensuke Sato, Toshiki Fujino | 2019-10-15 |
| 10254712 | Cartridge, process cartridge and electrophotographic image forming apparatus | Masaaki Sato | 2019-04-09 |
| 10120332 | Cartridge, rotary unit, and image forming apparatus | Kensuke Sato, Toshiki Fujino | 2018-11-06 |
| D832339 | Process cartridge for image forming apparatus | Shinjiro Toba, Masanari Morioka, Yuichi Fukui | 2018-10-30 |
| D807955 | Side cover for process cartridge for image forming device | Shinjiro Toba, Masanari Morioka, Yuichi Fukui | 2018-01-16 |
| D798948 | Process cartridge for image forming apparatus | Shinjiro Toba, Masanari Morioka, Ryosuke Nakazawa, Yuichi Fukui | 2017-10-03 |
| D798949 | Process cartridge for image forming apparatus | Shinjiro Toba, Masanari Morioka, Yuichi Fukui | 2017-10-03 |
| D791862 | Process cartridge for image forming apparatus | Shinjiro Toba, Masanari Morioka, Ryosuke Nakazawa, Yuichi Fukui | 2017-07-11 |