Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10725399 | Developer container, developing apparatus, process cartridge, image forming apparatus, and manufacturing method of developer container | Tsukasa Abe, Kazuhiro Tenyaku, Kazuhiko Abe | 2020-07-28 |
| 10048646 | Image forming apparatus with frame body and detachable cartridge with integrated photosensitive drum | Akira Suzuki, Hiroomi Matsuzaki, Kazunori Suzuki, Toshiteru Yamasaki, Shigeo Miyabe +3 more | 2018-08-14 |
| 9529304 | Developer accommodating unit, process cartridge, and electrophotographic image forming apparatus | Tetsuo Uesugi, Kojiro Yasui, Masaaki Matsushita, Hiroomi Matsuzaki, Tatsuo Fujisaki +2 more | 2016-12-27 |
| 9360831 | Developing unit, process cartridge and image forming apparatus | Hiroomi Matsuzaki, Kojiro Yasui, Junichi Matsumura | 2016-06-07 |
| 9354553 | Developer accommodating container, process cartridge and electrophotographic image forming apparatus | Masaki Furutani, Masaaki Matsushita, Tetsuo Uesugi, Seiichi Shinohara | 2016-05-31 |
| 9341983 | Developer accommodating unit, developing device, process cartridge and image forming apparatus | Kojiro Yasui, Masaaki Matsushita, Koji Yamaguchi | 2016-05-17 |
| 9304441 | Developer accommodating container, developer accommodating unit, process cartridge and image forming apparatus | Masaaki Matsushita, Koji Yamaguchi, Junichi Matsumura | 2016-04-05 |
| 9302801 | Developer accommodating unit, manufacturing method thereof, process cartridge and image forming apparatus | Junichi Matsumura, Masaaki Matsushita, Koji Yamaguchi, Tetsuo Uesugi, Tatsuo Fujisaki +1 more | 2016-04-05 |
| 9304440 | Developer accommodating unit, process cartridge and electrophotographic image forming apparatus | Masaki Furutani, Kojiro Yasui, Tetsuo Uesugi | 2016-04-05 |
| 9285707 | Developer accommodating unit with a urging member for urging a flexible member | Masaaki Matsushita, Koji Yamaguchi, Junichi Matsumura | 2016-03-15 |
| 7944546 | Exposure apparatus and device manufacturing method | Hiromichi Hara | 2011-05-17 |