Issued Patents All Time
Showing 76–100 of 142 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8918015 | Main cartridge, process cartridge, and image forming apparatus | Yuichi Sakakibara, Takashi Akutsu | 2014-12-23 |
| 8855531 | Image forming apparatus with removable cartridge supporting member | Kensuke Suzuki, Tsutomu Nishiuwatoko | 2014-10-07 |
| 8843028 | Image forming apparatus including an apparatus body and an alternative cartridge | Kensuke Suzuki, Daisuke Hiramatsu, Takashi Akutsu, Tsutomu Nishiuwatoko | 2014-09-23 |
| 8824919 | Electrophotographic image forming apparatus having rotation-regulated process cartridge | — | 2014-09-02 |
| 8797367 | Display device, display device drive method, and computer program | Hideto Mori, Yasuo Inoue, Takeya Meguro, Hidehiko Shidara, Masahiro Ito +2 more | 2014-08-05 |
| 8768213 | Image forming apparatus | Takashi Akutsu, Tsutomu Nishiuwatoko | 2014-07-01 |
| 8768208 | Image forming apparatus with cartridge supporting member and preventing members for ensuring mounting of cartridges in associated mounting portions | Takashi Akutsu, Tsutomu Nishiuwatoko | 2014-07-01 |
| 8737872 | Image forming apparatus having a door path regulating member | Daisuke Hiramatsu, Takashi Akutsu, Tsutomu Nishiuwatoko, Kensuke Suzuki | 2014-05-27 |
| 8682212 | Electrophotographic image forming apparatus | Tsutomu Nishiuwatoko, Takashi Akutsu | 2014-03-25 |
| 8681190 | Liquid crystal display | Tomoya Yano | 2014-03-25 |
| 8666278 | Image forming apparatus having a door path regulating member | Daisuke Hiramatsu, Takashi Akutsu, Tsutomu Nishiuwatoko, Kensuke Suzuki | 2014-03-04 |
| 8654044 | Display device, picture signal processing method, and program | Yasuo Inoue, Yoshihiro Kosugi, Takeya Meguro, Hideto Mori, Toyo Osumi | 2014-02-18 |
| 8644732 | Photosensitive drum unit, assembling method therefor, and disassembling method therefor | Yoshiyuki Batori | 2014-02-04 |
| 8639158 | Electrophotographic image forming apparatus | Tsutomu Nishiuwatoko, Takashi Akutsu | 2014-01-28 |
| 8626008 | Electrophotographic image forming apparatus with removed developer accommodating container for receiving developer cleaned from an image bearing member | Tsutomu Nishiuwatoko, Takashi Akutsu | 2014-01-07 |
| 8626025 | Electrophotographic image forming apparatus | Tsutomu Nishiuwatoko, Takashi Akutsu | 2014-01-07 |
| 8606143 | Electrophotographic image forming apparatus with contacting and spacing member | — | 2013-12-10 |
| 8571440 | Image forming apparatus with cartridge supporting member and preventing member for preventing movement of cartridge supporting member | Takashi Akutsu, Tsutomu Nishiuwatoko | 2013-10-29 |
| 8565638 | Unit and electrophotographic image forming apparatus | Tsutomu Nishiuwatoko, Takashi Akutsu | 2013-10-22 |
| 8548354 | Process cartridge including developing roller and electrophotographic photosensitive member that can be contacted to and spaced from each other | — | 2013-10-01 |
| 8526848 | Electrophotographic image forming apparatus | Tsutomu Nishiuwatoko, Takashi Akutsu | 2013-09-03 |
| 8509650 | Electrophotographic image forming apparatus | Tsutomu Nishiuwatoko, Takashi Akutsu | 2013-08-13 |
| 8483594 | Image forming apparatus with cartridge supporting member and members for preventing movement of cartridge supporting member | Takashi Akutsu, Tsutomu Nishiuwatoko | 2013-07-09 |
| 8471790 | Display device, picture signal processing method, and program | Yasuo Inoue, Yoshihiro Kosugi, Takeya Meguro, Hideto Mori, Toyo Osumi | 2013-06-25 |
| 8467701 | Color electrophotographic image forming apparatus | Tsutomu Nishiuwatoko, Takashi Akutsu | 2013-06-18 |