Issued Patents All Time
Showing 25 most recent of 70 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12271126 | Image forming apparatus configured to perform cleaning operation for cleaning drum cleaning roller configured to collect toner on photosensitive drum | Koji Ogawa, Fan Xu, Kazuma Hinoue, Hotaka Kakutani, Shintaro Fukuoka +12 more | 2025-04-08 |
| 11619897 | Image forming apparatus | Miho Ishida, Shintaro Fukuoka, Toshinori Araki, Masaya Takasu, Takuro Nishimura | 2023-04-04 |
| 11537061 | Image forming apparatus, and control method for the same | Shota Iriyama, Keigo Nakajima | 2022-12-27 |
| 11287769 | Image forming apparatus configured to determine an amount of waste toner | Nobuyuki Tanaka | 2022-03-29 |
| 11231659 | Image forming apparatus which switches from color to monochrome mode with charging and developing bias reduction | Junya Sumida, Shunsuke Ishii, Toshiyuki Sano, Shintaro Sakaguchi | 2022-01-25 |
| 10275190 | Image forming apparatus provided with exposure head having light emitting portions and lens array | Kensuke Miyahara, Masahiko Hayakawa, Junichi Yokoi | 2019-04-30 |
| 10191437 | Image forming apparatus, method of controlling image forming apparatus, and non-transitory computer readable medium storing program for method of controlling image forming apparatus | — | 2019-01-29 |
| 9946185 | Image forming apparatus, and method and computer-readable medium for the same | — | 2018-04-17 |
| 9746814 | Image forming apparatus | — | 2017-08-29 |
| 9639047 | Image forming apparatus, control method and non-transitory computer-readable medium | — | 2017-05-02 |
| 9529316 | Image forming apparatus | — | 2016-12-27 |
| 9477171 | Image forming apparatus that controls charging bias applied to charger | Shunsuke Ishii, Hiroshige Hiramatsu, Yuichi Matsushita | 2016-10-25 |
| 9304447 | Image forming apparatus | — | 2016-04-05 |
| 9201377 | Image forming apparatus | Kensuke Miyahara | 2015-12-01 |
| 9134690 | Image forming apparatus capable of reliably protecting exposure member | Atsushi Kato | 2015-09-15 |
| 9081346 | Image forming apparatus | Kensuke Miyahara | 2015-07-14 |
| 9063473 | Image forming apparatus | Shuichi Kato | 2015-06-23 |
| 9063510 | Image forming apparatus | — | 2015-06-23 |
| 8965228 | Image forming apparatus | Takuya Amaike | 2015-02-24 |
| 8958721 | Image forming apparatus | — | 2015-02-17 |
| 8797599 | Image processing device and image processing method | Yuichi Matsushita | 2014-08-05 |
| 8791973 | Image forming apparatus | Yuichi Matsushita, Yosuke Sugiyama, Minoru Matsuura | 2014-07-29 |
| 8774658 | Image forming apparatus including control unit that executes energy control by controlling biases | Kensuke Miyahara, Takashi Yasuda, Yohei Nishimura | 2014-07-08 |
| 8565656 | Image forming apparatus with guide member | Hiroshi Ichikawa, Hiroshi Nobe | 2013-10-22 |
| 8559840 | Image removal from a belt of an image forming apparatus | — | 2013-10-15 |