Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10599081 | Image forming apparatus and voltage application method | Masashi Tachi, Masayoshi Nakayama, Masaki Sukesako, Tomohide Takenaka, Yuichi Aizawa +2 more | 2020-03-24 |
| 10241462 | Image forming apparatus | Masayoshi Nakayama, Masaki Sukesako, Masashi Tachi, Kazuaki Kamihara, Yuichi Aizawa +2 more | 2019-03-26 |
| 10120312 | Image forming apparatus, image forming system, method of controlling image forming apparatus, and recording medium | Takeshi Uchida, Shinya KAMIJO, Takeshi Takahashi | 2018-11-06 |
| 9696654 | Image forming apparatus comprising image density detector and toner concentration detector | Masayoshi Nakayama, Hiroyuki Kunii, Masaki Sukesako, Kazuaki Kamihara, Yuichi Aizawa +2 more | 2017-07-04 |
| 9568877 | Image forming apparatus that performs compulsory toner consumption processing | Kazuaki Kamihara, Toshiaki Motohashi | 2017-02-14 |
| 9500978 | Image forming apparatus including electric charge removing device and method of forming image | Masayoshi Nakayama, Hiroyuki Kunil, Masaki Sukesako, Kazuaki Kamihara, Masakazu Terao +4 more | 2016-11-22 |
| 9488931 | Image forming apparatus | Makoto Yasuda, Jun Hitosugi, Takamasa Ozeki, Mutsuki Morinaga, Emiko Shiraishi +14 more | 2016-11-08 |
| 9229399 | Image forming apparatus and method having a forcible toner consumption process | Kazuaki Kamihara, Toshihiro Sugiyama, Masayoshi Nakayama, Hiroyuki Kunii, Masaki Sukesako +1 more | 2016-01-05 |
| 8831467 | Image-forming apparatus | — | 2014-09-09 |
| 8606133 | Image forming apparatus | — | 2013-12-10 |
| 8385761 | Image forming apparatus that adjusts a secondary transfer condition for a secondary transfer device based on a degradation of toner | — | 2013-02-26 |
| 7925174 | Image forming apparatus | Masayoshi Nakayama, Shinichi Akatsu, Tomohide Takenaka | 2011-04-12 |