Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12030316 | Cleaning liquid, set, ink-jet recording apparatus and cleaning method | Taro Nagano, Shunichi Higashiyama | 2024-07-09 |
| 11897265 | Cleaning liquid, set, ink-jet recording apparatus and cleaning method | Taro Nagano, Shunichi Higashiyama | 2024-02-13 |
| 10488797 | Fuser including endless belt and lateral guide contacting lateral end of endless belt | Yasumasa Fujii, Tokifumi Tanaka, Masahito Kajita, Kenji Takeuchi, Hiroshi Handa | 2019-11-26 |
| 9958818 | Fixing device comprising endless belt and rotary body | Yasumasa Fujii, Akihiro Kobayashi | 2018-05-01 |
| 9618879 | Developing cartridge | Ryuji Noda, Keita Shimizu | 2017-04-11 |
| 9417558 | Development cartridge, process cartridge, and image forming apparatus having the same | Takashi Shimizu, Atsushi Fukaya, Soun Kanada, Hiroya Fukuta | 2016-08-16 |
| 9411261 | Developer cartridge having spacer between housing and layer thickness regulation blade | Takashi Shimizu | 2016-08-09 |
| 9256195 | Development cartridge, process cartridge, and image forming apparatus having the same | Takashi Shimizu, Atsushi Fukaya, Soun Kanada, Hiroya Fukuta | 2016-02-09 |
| 9020389 | Developing device for preventing toner leakage | Yoshinori Ito, Ryuya Yamazaki | 2015-04-28 |
| 8995872 | Developing device provided with developing roller and thickness regulating blade | Yoshinori Ito, Ryuya Yamazaki | 2015-03-31 |
| 8965242 | Developing device having developer bearing member and layer thickness regulating member | — | 2015-02-24 |
| 8792802 | Developing device for preventing toner leakage | Yoshinori Ito, Ryuya Yamazaki, Masahiro Ishii | 2014-07-29 |
| 8644735 | Cartridge capable of varying ratio of circumferential speeds of supply roller to developing roller | — | 2014-02-04 |