Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12292703 | Developing device having inductance sensor | — | 2025-05-06 |
| 11392061 | Developing apparatus capable of enhancing efficiency of peeling off developer from a developing sleeve | — | 2022-07-19 |
| 11262672 | Developing device | Tomoyuki Sakamaki | 2022-03-01 |
| 10845729 | Image forming apparatus having toner density control | Masashi Wakisaka, Yusuke Ishida, Takanori Iida, Katsuya Nose | 2020-11-24 |
| 10831128 | Image forming apparatus having image formation interruption | Yusuke Ishida, Takanori Iida, Masashi Wakisaka, Katsuya Nose | 2020-11-10 |
| 10768552 | Developing device | Tomoyuki Sakamaki | 2020-09-08 |
| 10324394 | Developing device | — | 2019-06-18 |
| 10324398 | Developing device and magnet for two-component development | — | 2019-06-18 |
| 10234793 | Development device using a dry electrophotographic method | Tomoyuki Sakamaki | 2019-03-19 |
| 9977372 | Image forming apparatus | — | 2018-05-22 |
| 9073854 | Aromatic sulfonium salt compound | Yoshie Makabe | 2015-07-07 |