Issued Patents All Time
Showing 1–12 of 12 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 |
| 11500329 | Cartridge and manufacturing method of cartridge | Akira Suzuki, Kaori Noguchi | 2022-11-15 |
| 11172121 | Image forming apparatus, cartridge and image forming apparatus system having erroneous cartridge insertion prevention | Masato Tanabe, Kazuo Chadani, Sadaaki Tani, Yuuki Nakamura | 2021-11-09 |
| 10880469 | Image forming apparatus, cartridge and image forming apparatus system having erroneous cartridge insertion prevention | Masato Tanabe, Kazuo Chadani, Sadaaki Tani, Yuuki Nakamura | 2020-12-29 |
| 10582114 | Image forming apparatus, cartridge and image forming apparatus system having erroneous cartridge insertion prevention | Masato Tanabe, Kazuo Chadani, Sadaaki Tani, Yuuki Nakamura | 2020-03-03 |
| 9720373 | Image forming apparatus, cartridge and image forming apparatus system | Masato Tanabe, Kazuo Chadani, Sadaaki Tani, Yuuki Nakamura | 2017-08-01 |
| 9348308 | Process cartridge having force receiving portion and image forming apparatus including process cartridge | Masato Tanabe, Keisuke Nomura | 2016-05-24 |
| 9098012 | Electrophotographic image forming apparatus and process cartridge | Shinya Yamamoto, Taku Watanabe, Hideki Maeshima, Kuniaki Hirukawa | 2015-08-04 |
| 9075388 | Image forming apparatus, cartridge and image forming apparatus system | Yuuki Nakamura | 2015-07-07 |
| 8909092 | Process cartridge and electrophotographic image forming apparatus to charge a photosensitive drum | Osamu Koyama, Kazuo Chadani | 2014-12-09 |
| 8509660 | Developing apparatus and process cartridge | Masaaki Sato, Hideki Kakuta | 2013-08-13 |
| 8494409 | Process cartridge and image forming apparatus | Tachio Kawai, Osamu Anan | 2013-07-23 |