Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11036171 | Image forming device, developer stirring method and non-transitory recording medium | Teppei Kunihisa, Soh Hirota, Shigeki Naiki | 2021-06-15 |
| 10782640 | Image forming device and toner patch forming method | Soh Hirota, Shigeki Naiki | 2020-09-22 |
| 10613452 | Image forming apparatus and program | Shigeki Naiki, Teppei Kunihisa, Soh Hirota, Kenji Tsuru | 2020-04-07 |
| 10437539 | Image forming apparatus | Ryutaro Taira, Hironao Miyamoto | 2019-10-08 |
| 9880487 | Image forming apparatus, method for controlling image forming apparatus, and program for controlling image forming apparatus | Masahiro Kouzaki, Munenori Nakano, Kenji Tsuru, Yoshinori Tsutsumi | 2018-01-30 |
| 9846398 | Image forming apparatus | Masahiro Kouzaki | 2017-12-19 |
| 9253367 | Image forming apparatus | Mitsuru Obara, Tetsuya Sakai, Munenori Nakano, Tomoyuki Saito | 2016-02-02 |
| 9008524 | Image forming device having a toner supply control portion | Yusuke Mamiya, Soh Hirota, Yoshinori Tsutsumi, Kanako Kibihara | 2015-04-14 |
| 8849147 | Image forming apparatus reducing toner fogging on photosensitive drum | Junichi Arai | 2014-09-30 |
| 8412063 | Image forming apparatus that performs image stabilization control | Mitsuru Obara, Soh Hirota, Takashi Harashima, Kanako Kibihara | 2013-04-02 |
| 8260160 | Color image forming apparatus | Soh Hirota, Mitsuru Obara, Takashi Harashima, Kanako Kibihara | 2012-09-04 |
| 8081326 | Color imaging forming apparatus with image stabilization control and method therefore | Kazuo Okunishi, Kohei Hayashi, Tetsuya Sakai | 2011-12-20 |
| 7787006 | Image forming apparatus capable of forming excellent image | Tetsuya Sakai | 2010-08-31 |
| 7603047 | Image forming apparatus capable of forming high-quality image | Tetsuya Sakai | 2009-10-13 |
| 7181148 | Image forming apparatus and device for determining the density and position of a toner pattern | Tetsuya Sakai, Katsuyuki Hirata, Tatsuya Isono, Takashi Harashima, Masaki Tanaka | 2007-02-20 |
| 7149439 | Method and device for estimating toner concentration and image forming apparatus equipped with such device | Katsuyuki Hirata, Tetsuya Sakai, Tatsuya Isono, Toshio Tsuboi, Takashi Harashima +1 more | 2006-12-12 |