Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8781358 | Image forming apparatus, image forming method, computer program product, and image forming system | — | 2014-07-15 |
| 8743384 | Image forming apparatus and communication control program product | Tatsuya Ishii | 2014-06-03 |
| 8368251 | Image forming apparatus, image forming method in image forming apparatus, and computer program product | — | 2013-02-05 |
| 8081894 | Image forming apparatus and method of controlling heating of fixing unit therein | Keiichi Sanada | 2011-12-20 |
| 7853164 | Image forming apparatus and power control method | Keiichi Sanada, Takeshi Sano, Naoki Sato, Tomonori Maekawa | 2010-12-14 |
| 7659726 | Image forming apparatus with plural AC sources | Naoki Satoh, Keiichi Sanada, Takeshi Sano, Tomonori Maekawa | 2010-02-09 |
| 7574152 | AC high-voltage device, image forming apparatus, and AC high-voltage output controlling method which restarts the AC high-voltage after an overload | — | 2009-08-11 |
| 6829444 | Image forming apparatus, charging unit, and method of controlling of voltage applied to charging unit | — | 2004-12-07 |