Issued Patents All Time
Showing 1–25 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11599037 | Image forming apparatus | — | 2023-03-07 |
| 10639922 | Ink-jet recording apparatus | Shigeo Uetake, Shigetaka Kurosu | 2020-05-05 |
| 10620560 | Electrification adjustment apparatus and image forming apparatus | Shigeo Uetake, Shigetaka Kurosu | 2020-04-14 |
| 10168654 | Image forming apparatus, image forming method and storage medium | Yuya Sato | 2019-01-01 |
| 9864321 | Image forming apparatus, image forming system and lubricant amount control method | — | 2018-01-09 |
| 9829831 | Wet development device and wet image forming apparatus | Takeshi Maeyama, Yuya Sato, Kunitomo Sasaki | 2017-11-28 |
| 9798281 | Image forming apparatus, image forming system and control method | — | 2017-10-24 |
| 9665044 | Image forming apparatus, image forming method, and transfer voltage control program | Yuya Sato | 2017-05-30 |
| 9651892 | Wet-type image forming apparatus | — | 2017-05-16 |
| 9639033 | Image forming apparatus for controlling a transfer voltage applied to transfer a toner image, and method and non-transitory storage medium | — | 2017-05-02 |
| 9383688 | Wet-type developing device and wet-type image forming apparatus with charging unit and neutralizing unit | Takeshi Maeyama, Junya Hirayama | 2016-07-05 |
| 9383705 | Wet-type image formation apparatus adjusting toner conveyance amount and toner charge amount | Takeshi Maeyama, Yuuya Sato, Makiko Watanabe | 2016-07-05 |
| 9291938 | Wet-type image formation apparatus | Takeshi Maeyama, Yuuya Sato, Makiko Watanabe | 2016-03-22 |
| 8873981 | Image forming apparatus with separation control of developing member and cleaning member during preliminary rotation | Kazuko Fukumoto | 2014-10-28 |
| 8862006 | Wet-type image forming apparatus that controls the amount of liquid developer based on the rate of change of the electric potential of the liquid developer | — | 2014-10-14 |
| 8660449 | Developer concentration adjustment apparatus, method for adjusting developer concentration, and image forming apparatus using the same | Keiko Momotani, Kazuko Fukumoto | 2014-02-25 |
| 8285165 | Toner concentration adjusting system and image forming apparatus using the same | — | 2012-10-09 |
| 8204395 | Wet development device, wet development method, and image forming apparatus using the device | — | 2012-06-19 |
| 8200125 | Apparatus and method for imaging forming using modified contact pressure | Eiji Tabata | 2012-06-12 |
| 8055159 | Liquid developing apparatus and image forming apparatus | — | 2011-11-08 |
| 7809307 | Image forming apparatus with cleaner having member in contact with a surface of an image carrier | Kazuko Fukumoto, Masahiko Matsuura, Tetsuya Kobayashi | 2010-10-05 |
| 6016419 | Image forming apparatus | — | 2000-01-18 |
| 5953570 | Developing device for an image forming apparatus | — | 1999-09-14 |
| 5758245 | Fixing device for an image forming apparatus | Masahiko Matsuura, Takashi Kondo | 1998-05-26 |
| 5732316 | Image forming apparatus provided with mold releasing agent coating structure | Hiroyuki Yamasaki, Masahide Ueda, Yoshihisa Terasaka, Eiichi Sano, Masahiko Matsuura +2 more | 1998-03-24 |