Issued Patents All Time
Showing 1–25 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11307515 | Developing device with a developer regulator and a stopper | Hiroshi Kikuchi, Akira Fujimori, Hideki Kimura, Yutaka Takahashi, Johji Yahagi +1 more | 2022-04-19 |
| 10935907 | Developer conveyance device and image forming apparatus incorporating same | Yusuke Ishizuka, Akira Fujimori, Hideki Kimura, Yutaka Takahashi, Hiroshi Kikuchi +1 more | 2021-03-02 |
| 10824378 | Image forming apparatus, image forming system and non-transitory computer readable medium storing control program | Shoichi Sakaguchi | 2020-11-03 |
| 9813584 | Image processing apparatus capable of performing image processing immediately after starting to be supplied with an external voltage | — | 2017-11-07 |
| 9703253 | Toner conveyance device and image forming apparatus | Daisuke Tomita, Toshiya Satoh, Satoshi Hatori, Takeshi Fukao, Hajime Teraji +1 more | 2017-07-11 |
| 9690250 | Image forming apparatus | Tomohiko Saito, Toshiya Satoh, Norio Kudoh, Daisuke Tomita | 2017-06-27 |
| 9654653 | Display device, image forming apparatus, and display method | — | 2017-05-16 |
| 9632475 | Lubricant applicator, image forming apparatus, and process cartridge | Takeshi Shintani, Kenji Honjoh, Shinya Karasawa, Daisuke Tomita, Kohsuke Yamamoto +1 more | 2017-04-25 |
| 9563167 | Image forming apparatus performing a corona products removal mode | Daisuke Tomita, Toshiya Satoh, Norio Kudoh, Tomohiko Saito | 2017-02-07 |
| 9360826 | Lubrication device and image forming apparatus incorporating same | Tomohiko Saito, Fumihito Itoh, Toshiya Sato, Norio Kudoh | 2016-06-07 |
| 9280080 | Charger and image forming apparatus | Toshiya Sato, Norio Kudoh, Tomohiko Saito | 2016-03-08 |
| 9268292 | Image forming apparatus including first and second bias voltage supply devices | Takeshi Kojima, Hirotaka Hatta, Toshiya Satoh, Akira Asaoka, Yusuke Ishizuka | 2016-02-23 |
| 9201378 | Cleaning unit, process cartridge incorporating same, and image forming apparatus incorporating same | Akira Asaoka, Hirotaka Hatta, Toshiya Sato, Takeshi Kojima, Yusuke Ishizuka | 2015-12-01 |
| 9195204 | Image forming apparatus | Yusuke Ishizuka, Hirotaka Hatta, Toshiya Sato, Akira Asaoka, Norio Kudo +2 more | 2015-11-24 |
| 9170530 | Powder container and image forming apparatus incorporating same | Yuki Oshikawa, Yuuki Satoh, Takuya Seshita, Toshiki Hayashi, Masashi Nagayama +1 more | 2015-10-27 |
| 9141020 | Charger positioning adjuster and image forming apparatus incorporating same | Hirotaka Hatta, Toshiya Sato, Takeshi Kojima, Akira Asaoka, Yusuke Ishizuka | 2015-09-22 |
| 9122225 | Lubricant applicator, image forming apparatus, and process cartridge | Takeshi Shintani, Kenji Honjoh, Shinya Karasawa, Daisuke Tomita, Kohsuke Yamamoto +1 more | 2015-09-01 |
| 9098049 | Cleaning device, process cartridge incorporating same, and image forming apparatus incorporating same | Akira Asaoka, Toshiya Sato, Norio Kudoh, Fumihito Itoh | 2015-08-04 |
| 9037038 | Image carrier surface treatment device, process cartridge, and image forming apparatus | Shinya Karasawa, Takeshi Shintani, Kenji Honjoh, Daisuke Tomita, Norio Kudo +1 more | 2015-05-19 |
| 8989619 | Image forming apparatus having transfer belt contact and separating mechanism interfering with removable unit | Shinya Karasawa, Ken Amemiya, Michiya Okamoto, Takuma Iwasaki | 2015-03-24 |
| 8918016 | Process cartridge and image forming apparatus including same | Michiya Okamoto, Ken Amemiya, Takuma Iwasaki, Shinya Karasawa, Hideki Kimura | 2014-12-23 |
| 8886094 | Toner supply device and image forming apparatus | Shinnosuke Koshizuka, Susumu Tateyama, Tatsuya Kubo, Akihiro Takayama, Kentaro Nodera +1 more | 2014-11-11 |
| 8655205 | Waste toner container and image forming apparatus including same | Shinya Karasawa, Ken Amemiya, Michiya Okamoto, Takuma Iwasaki, Yuta Azeyanagi | 2014-02-18 |
| 8655237 | Development device and image forming apparatus incorporating same | Yuji Suzuki, Akihiro Takayama, Kentaro Nodera, Susumu Tateyama, Shinnosuke Koshizuka +2 more | 2014-02-18 |
| 8559856 | Development device and image forming apparatus incorporating same | Yuji Suzuki, Akihiro Takayama, Kentarou Nodera, Susumu Tateyama, Shinnosuke Koshizuka +2 more | 2013-10-15 |