Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10481538 | Image formation apparatus having a used condition detector | — | 2019-11-19 |
| 10254697 | Image forming apparatus | — | 2019-04-09 |
| 9933724 | Image forming apparatus and image forming method with developing voltage correction processing | Takeshi Ishii, Shunsuke Sasaki, Tamaki Miyata | 2018-04-03 |
| 8948637 | Image forming apparatus | — | 2015-02-03 |
| 8301045 | Image forming apparatus and image forming method | — | 2012-10-30 |
| 7197259 | Developing apparatus and image forming apparatus that incorporates the developing apparatus | — | 2007-03-27 |