Issued Patents 2021
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11172121 | Image forming apparatus, cartridge and image forming apparatus system having erroneous cartridge insertion prevention | Kazuo Chadani, Yasunori Toriyama, Sadaaki Tani, Yuuki Nakamura | 2021-11-09 |
| 11113382 | Vehicle network system whose security is improved using message authentication code | Yoshihiro Ujiie, Takeshi Kishikawa, Tomoyuki Haga, Hideki Matsushima | 2021-09-07 |
| 11086267 | Image forming apparatus and developing cartridge | Masakazu Tatsumi, Tatsuro Harada | 2021-08-10 |
| 11073787 | Process cartridge with a coupling member having a movable force receiving portion | Hideki Maeshima, Keisuke Nomura, Hiroki Shimizu | 2021-07-27 |
| 11075927 | Fraud detection electronic control unit, electronic control unit, and non-transitory recording medium in which computer program is described | Kazuya Fujimura, Jun Anzai | 2021-07-27 |
| 11067942 | Drum unit, cartridge, electrophotographic image forming apparatus and coupling member | Tetsuo Uesugi, Tomonori Mori, Daisuke Abe, Tadayuki Tsuda, Hideshi Kawaguchi | 2021-07-20 |
| 11016440 | Cartridge reproduction method and cartridge | Tomofumi Kawamura, Hiroki Shimizu | 2021-05-25 |
| 10992688 | Unauthorized activity detection method, monitoring electronic control unit, and onboard network system | Takeshi Kishikawa, Yoshihiro Ujiie, Jun Anzai, Hideki Matsushima | 2021-04-27 |
| 10931634 | Security apparatus, attack detection method, and storage medium | Manabu Maeda, Jun Anzai, Yoshihiro Ujiie, Takeshi Kishikawa | 2021-02-23 |
| 10928769 | Developing cartridge and image forming apparatus | Osamu Anan, Tsukasa Abe, Kazutaka Sueshige | 2021-02-23 |
| 10917387 | Information processing device, information processing system, information processing method, and information processing program | Toshihisa Nakano, Jun Anzai, Kaoru Yokota | 2021-02-09 |
| D907699 | Process cartridge for image forming apparatus | Kazutaka Sueshige, Tsukasa Abe | 2021-01-12 |