Issued Patents All Time
Showing 76–100 of 143 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8099006 | Image forming apparatus and image quality correction method used therein | Kohta Fujimori, Nobutaka Takeuchi, Hitoshi Ishibashi, Kayoko Tanaka, Yushi Hirayama | 2012-01-17 |
| 8095025 | Image forming apparatus capable of efficient toner concentration control | Hitoshi Ishibashi, Kohta Fujimori, Nobutaka Takeuchi, Kayoko Tanaka, Yushi Hirayama +2 more | 2012-01-10 |
| 8083310 | Liquid droplet ejecting apparatus | Yoshikazu Takahashi | 2011-12-27 |
| 8045874 | Image forming apparatus and image density control method | Akira Yoshida, Hitoshi Ishibashi, Yoshiaki Miyashita, Kohta Fujimori, Nobutaka Takeuchi +3 more | 2011-10-25 |
| 8027605 | Image forming apparatus and image density control method | Nobutaka Takeuchi, Hitoshi Ishibashi, Shuji Hirai, Kohta Fujimori, Kayoko Tanaka +2 more | 2011-09-27 |
| 8009997 | Toner replenishment determination device of an image forming apparatus | Osamu Ariizumi, Kazumi Kobayashi, Shinji Kobayashi, Fukutoshi Uchida, Takashi Enami +8 more | 2011-08-30 |
| 7929873 | Image forming apparatus and image density control method | Nobutaka Takeuchi, Hitoshi Ishibashi, Shuji Hirai, Kohta Fujimori, Kayoko Tanaka +4 more | 2011-04-19 |
| 7903986 | Reuse method and a reusable device for an image forming apparatus having a first process linear velocity and a second image processing apparatus having a second process linear velocity | Kayoko Tanaka, Hitoshi Ishibashi, Shuji Hirai, Kohta Fujimori, Nobutaka Takeuchi +2 more | 2011-03-08 |
| 7885556 | Image forming apparatus for correcting a toner density target value | Kohta Fujimori, Nobutaka Takeuchi, Hitoshi Ishibashi, Yushi Hirayama, Naoto Watanabe +8 more | 2011-02-08 |
| 7878620 | Liquid-droplet ejecting apparatus | — | 2011-02-01 |
| 7853787 | Peripheral device for programmable logic controller | — | 2010-12-14 |
| 7821677 | Method and apparatus for image forming capable of accurately detecting displacement of transfer images and image density | Kayoko Tanaka, Kohta Fujimori, Shinji Kato, Nobutaka Takeuchi, Naoto Watanabe +8 more | 2010-10-26 |
| 7815301 | Water-based pigment dispersion, production method thereof, water-based pigment ink, production method thereof, ink record, inkjet recording apparatus, and inkjet recording method | Keishi Taniguchi, Minoru Hakiri, Yasuyuki Hosogi, Yuji Natori, Shigeo Hatada | 2010-10-19 |
| 7809291 | Image forming apparatus with a two component developer, toner density detection and toner density correction | Nobutaka Takeuchi, Shinji Kato, Kouta Fujimori, Kayoko Tanaka, Yushi Hirayama +3 more | 2010-10-05 |
| 7798629 | Pigment dispersion, inkjet-ink using the pigment dispersion, image forming process, and image forming apparatus | Minoru Hakiri, Keishi Taniguchi, Yuji Natori, Yasuyuki Hosogi, Shigeo Hatada | 2010-09-21 |
| 7778560 | Image forming apparatus and method of adjusting charge bias | Hitoshi Ishibashi, Kohta Fujimori, Yushi Hirayama, Nobutaka Takeuchi, Shinji Kato +5 more | 2010-08-17 |
| 7775623 | Image forming apparatus | — | 2010-08-17 |
| 7747182 | Image forming apparatus with toner density control | Shinji Kato, Kohta Fujimori, Nobutaka Takeuchi, Kayoko Tanaka, Yushi Hirayama +3 more | 2010-06-29 |
| 7681999 | Ink-jet printing head | Atsushi Ito | 2010-03-23 |
| 7672602 | Developing unit and image forming apparatus which forces consumption of toner | Osamu Ariizumi, Kazumi Kobayashi, Shinji Kobayashi, Fukutoshi Uchida, Takashi Enami +8 more | 2010-03-02 |
| 7668471 | Image forming apparatus and image forming method | Nobutaka Takeuchi, Kohta Fujimori, Kayoko Tanaka, Yushi Hirayama | 2010-02-23 |
| 7664413 | Image forming device including a toner pattern forming unit | Kazumi Kobayashi, Kohta Fujimori, Nobutaka Takeuchi, Takashi Enami, Kiichirou Shimizu | 2010-02-16 |
| 7625074 | Liquid droplet-jetting apparatus and ink-jet printer | Yoshikazu Takahashi, Masatomo Kojima, Hiroyuki Ishikawa, Masaharu Ito, Koichiro Hara +2 more | 2009-12-01 |
| 7616909 | Image forming apparatus and image forming method | Shinji Kato, Hitoshi Ishibashi, Kohta Fujimori, Nobutaka Takeuchi, Osamu Ariizumi +8 more | 2009-11-10 |
| 7596295 | Magnetic disk device | — | 2009-09-29 |