Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12393159 | Image forming apparatus having separation gear train, fixing gear train and adjusting gear train operated by a common motor | Shuji Ota | 2025-08-19 |
| 12147186 | Image forming apparatus having development cartridge movable by cam | Yusuke Ikegami, Hiroshi Nakano, Shuji Ota | 2024-11-19 |
| 12077399 | Sheet supplying apparatus | Kouichi Sugimoto | 2024-09-03 |
| 11868061 | Image forming apparatus to suppress unnecessary exposure of photoconductive body | Sota Yanagihara, Yusuke Ikegami, Kotaro Haruta | 2024-01-09 |
| 11500302 | Image forming apparatus to suppress unnecessary exposure of photoconductive body | Sota Yanagihara, Yusuke Ikegami, Kotaro Haruta | 2022-11-15 |
| 11429062 | Image forming apparatus with plural moving mechanisms for developing rollers | Kotaro Haruta, Masahito Saeki, Tomonori Watanabe | 2022-08-30 |
| 11281153 | Image forming apparatus and gear train | Yusuke Ikegami, Kotaro Haruta | 2022-03-22 |
| 11226579 | Image forming apparatus | Hiroshi Nakano, Yusuke Ikegami | 2022-01-18 |
| 11209744 | Image forming apparatus having cartridge and exposure device | Masahito Saeki, Toshiyuki Sano, Shintaro Sakaguchi, Kotaro Haruta | 2021-12-28 |
| 11169465 | Image forming apparatus including input element, output element and transmission element for transmitting driving force of motor to roller | — | 2021-11-09 |
| 11104534 | Sheet conveyer and image forming apparatus | Hikaru Tamura, Kazuya Kamikawa, Yuichiro Ichinose | 2021-08-31 |
| 10921748 | Image forming apparatus with roller-drivable mechanism, roller-movable mechanism, and nipping-force adjustable mechanism | Kotaro Haruta, Masahito Saeki, Tomonori Watanabe | 2021-02-16 |
| 10859940 | Image forming apparatus with developing cartridges having increased toner capacities and reducible of contact duration between developing rollers and photosensitive drums | Masahito Saeki, Toshiyuki Sano, Shintaro Sakaguchi, Kotaro Haruta | 2020-12-08 |
| 10494210 | Image forming apparatus | Kazuya Kamikawa | 2019-12-03 |
| 10207884 | Image forming apparatus | Kazuya Kamikawa | 2019-02-19 |
| 8653872 | Reset circuit | — | 2014-02-18 |
| 8294828 | Image/tone control device and television apparatus equipped with same | — | 2012-10-23 |
| 7468875 | Plasma television and power supply control device | — | 2008-12-23 |
| 4911521 | Connecting box for multi-optical fiber cable | Masahiro Ryuto | 1990-03-27 |