Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12049689 | Iron-based sintered alloy valve seat | Koki MAEDA | 2024-07-30 |
| 8743392 | Apparatus, method, and computer program product for forming images | — | 2014-06-03 |
| 8614814 | Image processing apparatus for controlling plural image outputting parts | — | 2013-12-24 |
| 8189227 | Image forming apparatus, image forming method, and computer-readable recording medium storing image forming program | Yuzo Oshima, Masateru Kumagai, Tatsushi Machida | 2012-05-29 |
| 8155543 | Image forming apparatus capable of reducing a lengthy duration of an adjustment control | Hitoshi Ishibashi, Osamu Ariizumi, Shinji Kobayashi, Kazumi Kobayashi, Takashi Enami +8 more | 2012-04-10 |
| 8009997 | Toner replenishment determination device of an image forming apparatus | Osamu Ariizumi, Kazumi Kobayashi, Shinji Kobayashi, Takashi Enami, Ryohta Morimoto +8 more | 2011-08-30 |
| 7885556 | Image forming apparatus for correcting a toner density target value | Kohta Fujimori, Shin Hasegawa, Nobutaka Takeuchi, Hitoshi Ishibashi, Yushi Hirayama +8 more | 2011-02-08 |
| 7821677 | Method and apparatus for image forming capable of accurately detecting displacement of transfer images and image density | Kayoko Tanaka, Kohta Fujimori, Shin Hasegawa, Shinji Kato, Nobutaka Takeuchi +8 more | 2010-10-26 |
| 7672602 | Developing unit and image forming apparatus which forces consumption of toner | Osamu Ariizumi, Kazumi Kobayashi, Shinji Kobayashi, Takashi Enami, Ryohta Morimoto +8 more | 2010-03-02 |
| 7616909 | Image forming apparatus and image forming method | Shinji Kato, Shin Hasegawa, Hitoshi Ishibashi, Kohta Fujimori, Nobutaka Takeuchi +8 more | 2009-11-10 |
| 7551866 | Image forming method and apparatus with improved conversion capability of amount of toner adhesion | Naoto Watanabe, Shin Hasegawa, Hideki Kamaji, Shinji Kato, Hitoshi Ishibashi +7 more | 2009-06-23 |
| 7548704 | Image forming apparatus effectively conducting a process control | Shin Hasegawa, Shinji Kato, Hitoshi Ishibashi, Kohta Fujimori, Naoto Watanabe +8 more | 2009-06-16 |
| 7493058 | Image forming apparatus and toner concentration controlling method | Nobutaka Takeuchi, Shin Hasegawa, Kohta Fujimori, Kayoko Tanaka, Yushi Hirayama +8 more | 2009-02-17 |
| 7260335 | Image-information detecting device and image forming apparatus | Shinji Kato, Yushi Hirayama, Shin Hasegawa, Hitoshi Ishibashi, Kohta Fujimori +6 more | 2007-08-21 |
| 7251420 | Method and apparatus for image forming capable of effectively detecting toner density | Kohta Fujimori, Shin Hasegawa, Noboru Sawayama, Shinji Kato, Hitoshi Ishibashi +6 more | 2007-07-31 |
| 7228081 | Method and apparatus for image forming capable of controlling image-forming process conditions | Shin Hasegawa, Shinji Kato, Noboru Sawayama, Takashi Enami, Shinji Kobayashi +6 more | 2007-06-05 |