Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10725713 | Image forming apparatus, image forming system, control method, and recording medium | Taijirou Sueishi, Akiko Bamba, Kohei Chubachi, Hiroshi Morikawa | 2020-07-28 |
| 9022220 | Sieving system, and methods of notifying information, driving and feeding | Tatsushi Umayahara, Hideo Ichikawa, Tetsuya Yoshida | 2015-05-05 |
| 8973759 | Sieving device, sieving device for developing device, and powder-charging device | Hideo Ichikawa, Tatsushi Umayahara, Takashi Ono, Masayoshi Suzuki, Teruo Shibata +8 more | 2015-03-10 |