Issued Patents All Time
Showing 1–25 of 57 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12379682 | Grease composition for heat fixing devices and heat fixing apparatus | Munehito Kurata, Hisashi Nakahara, Hirohiko Aiba, Daisuke Sato, Masahito Omata +4 more | 2025-08-05 |
| 12215296 | Grease composition, heating device, and electrophotographic image forming apparatus | Masahito Omata, Yasuharu Notoya, Norihiko Ochi, Fuyuko Koyama, Yoshihito Oshima | 2025-02-04 |
| 11112735 | Image forming apparatus | Taro Minobe, Keizo Kojima, Naoki Kanno, Atsushi Nakamoto, Toshihiko Takayama | 2021-09-07 |
| 10948844 | Color image forming apparatus | Kiyoto Toyoizumi, Masaru Shimura, Shinsuke Kobayashi, Shinji Katagiri, Yasunari Watanabe +2 more | 2021-03-16 |
| 10809655 | Image forming apparatus and control method thereof providing different speed control of driving developer carrying members using a common drive | Takao Kume, Toshihiko Takayama | 2020-10-20 |
| 10372058 | Color image forming apparatus | Kiyoto Toyoizumi, Masaru Shimura, Shinsuke Kobayashi, Shinji Katagiri, Yasunari Watanabe +2 more | 2019-08-06 |
| 10133220 | Fixing apparatus and image forming apparatus having the same | Atsushi Nakamoto, Satoshi Nishida, Isamu Takeda, Akimichi Suzuki | 2018-11-20 |
| 9753418 | Fixing apparatus for fixing a toner image on a recording medium while conveying and heating the recording medium | Isamu Takeda, Takanori Mitani, Akimichi Suzuki, Satoshi Nishida, Kazuhiro Doda +1 more | 2017-09-05 |
| 9720362 | Heating device and image forming apparatus | Yasuhito Minamishima, Satoshi Nishida, Isamu Takeda, Takanori Mitani, Kazuhiro Doda +1 more | 2017-08-01 |
| 9335688 | Image forming apparatus | Takanori Mitani, Satoshi Nishida, Akimichi Suzuki, Shogo Kan, Kensuke Umeda +1 more | 2016-05-10 |
| 9213276 | Image forming apparatus | Takanori Mitani, Satoshi Nishida, Akimichi Suzuki, Shogo Kan, Kensuke Umeda +1 more | 2015-12-15 |
| 9207588 | Image forming apparatus having first and second independently controllable fans | Satoshi Nishida, Takanori Mitani, Akimichi Suzuki, Shogo Kan | 2015-12-08 |
| 9195187 | Image forming apparatus | Shogo Kan, Akimichi Suzuki, Satoshi Nishida, Takanori Mitani | 2015-11-24 |
| 9134673 | Image forming apparatus, image information generation method, and computer program | Ken-ichi Iida, Keisuke Mitsuhashi | 2015-09-15 |
| 9110417 | Fixing apparatus and image forming apparatus including the fixing apparatus | Takanori Mitani, Satoshi Nishida, Shogo Kan, Takeshi Shinji | 2015-08-18 |
| 9052670 | Color image forming apparatus | Masaru Shimura, Shinsuke Kobayashi, Shinji Katagiri, Yasunari Watanabe, Hideaki Hasegawa +2 more | 2015-06-09 |
| 9042800 | Fixing device | Satoshi Nishida, Takanori Mitani, Shogo Kan, Takeshi Shinji, Kohei Okayasu +1 more | 2015-05-26 |
| 9040877 | Heating apparatus | Taku Fukita, Yozo Hotta | 2015-05-26 |
| 9030513 | Color image forming apparatus having drive current adjustment | Kiyoto Toyoizumi, Masaru Shimura, Kengo Kawamoto | 2015-05-12 |
| 9001174 | Image forming apparatus | Shinji Katagiri, Masaru Shimura, Shinsuke Kobayashi, Kiyoto Toyoizumi, Yasunari Watanabe +1 more | 2015-04-07 |
| 8831444 | Color image forming apparatus | Masaru Shimura, Shinsuke Kobayashi, Shinji Katagiri, Yasunari Watanabe, Hideaki Hasegawa +2 more | 2014-09-09 |
| 8830286 | Color image forming apparatus having drive current adjustment | Kiyoto Toyoizumi, Masaru Shimura, Kengo Kawamoto | 2014-09-09 |
| 8811870 | Fixing apparatus fixing a toner image formed on a recording material having a cleaning unit including a cleaning fabric | Keisuke Mitsuhashi | 2014-08-19 |
| 8483603 | Image heating apparatus and heating belt for use in the image heating apparatus | Koji Nihonyanagi, Masahito Omata, Noriaki Sato, Takahiro Hosokawa, Takayuki Ujifusa | 2013-07-09 |
| 8457510 | Image forming apparatus, image information generation method, and computer program | Kenichi Iida, Keisuke Mitsuhashi | 2013-06-04 |