Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11774883 | Image forming apparatus that executes a mode for driving each of conveyance member and developer carrying member without executing image forming operation | Mitsuhiro Furukawa, Shunichi Takada, Tatsuya Inoue | 2023-10-03 |
| 10642192 | Developing device having a feeding screw with multiple blade portions | Osamu Ariizumi, Shunsuke Tsuda, Mitsuyoshi Arakawa, Fumiyoshi Saito | 2020-05-05 |
| 10088772 | Developing device | Ryohei Terada, Ichiro Katsuie, Shoji Naruge, Tatsuya Inoue | 2018-10-02 |
| 9897960 | Image forming apparatus | Ichiro Katsuie, Shoji Naruge, Ryohei Terada | 2018-02-20 |
| 9268263 | Development apparatus and image forming apparatus | Osamu Ariizumi, Takanori Iida, Shinya Suzuki, Ryohei Terada, Ichiro Katsuie +1 more | 2016-02-23 |
| 8385754 | Image forming apparatus featuring forced discharging of excessive developer | Fumitake Hirobe, Hideaki Suzuki, Yoshiro Tsukada | 2013-02-26 |
| 7917066 | Developing apparatus and image forming apparatus | — | 2011-03-29 |