Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11265424 | Image forming apparatus | — | 2022-03-01 |
| 9910394 | Image forming apparatus that generates conversion condition of a measuring unit, and control method of the image forming apparatus | Takahiro Nakase, Hayato Negishi, Atsushi Hori | 2018-03-06 |
| 9549098 | Image forming apparatus generating conversion condition of measurement unit and method for controlling the same | Hayato Negishi, Takahiro Nakase, Atsushi Hori | 2017-01-17 |
| 9239537 | Image forming apparatus | — | 2016-01-19 |
| 8401410 | Image forming apparatus | — | 2013-03-19 |
| 7103295 | Image forming apparatus supplying toner efficiently to cleaning means cleaning surface of image bearing member | Hiroyuki Kidaka, Koji Arimura, Hisataka Hisakuni, Makoto Oki | 2006-09-05 |
| 6947170 | Image processing device and image processing method | — | 2005-09-20 |
| 6674551 | Image processing device and image processing method | — | 2004-01-06 |
| 5991557 | Image forming apparatus having a charging member with plural charging modes | Tsuyoshi Kunishi, Takeo Yamamoto | 1999-11-23 |
| 5790917 | Developing device having a residual toner amount discrimination feature and image forming apparatus using same | Tsuyoshi Kunishi | 1998-08-04 |
| 5717979 | Image forming apparatus with AC current controlled contact charging | Hisaaki Senba, Mitsuka Abe | 1998-02-10 |