Issued Patents All Time
Showing 1–25 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12321123 | Charge eliminating apparatus, image forming apparatus, and charge adjusting apparatus | Ryo Aihara, Shin-Ichirou Ono, Yutaka Kakehi, Keisuke Mogi, Shingo Iwami +1 more | 2025-06-03 |
| 12105454 | Fixing device | Masayuki Tamaki, Shinsuke Takahashi, Ryo Yashiro, Dai Kanai | 2024-10-01 |
| 12066774 | Fixing apparatus | Masayuki Tamaki, Ryo Yashiro, Shinsuke Takahashi, Dai Kanai | 2024-08-20 |
| 10915047 | Image forming apparatus having a testing mode in which a temperature difference between a center part and an end part of a fixing unit rotary member is changed | Takuma Tadomi, Daigo Matsuura, Shigeaki Takada, Masayuki Tamaki, Masahiro Tsujibayashi | 2021-02-09 |
| 10831140 | Image forming apparatus with display of stacking method in which envelope is stacked so as to fix image on flap-formed side or address print side | Daigo Matsuura, Shigeru Tanaka, Mitsuru Hasegawa, Yusuke Yamaguchi, Shigeru Hirano | 2020-11-10 |
| 10691053 | Image forming apparatus | Shigeaki Takada, Daigo Matsuura, Masayuki Tamaki, Masahiro Tsujibayashi | 2020-06-23 |
| 10649391 | Image forming apparatus | Masayuki Tamaki, Shigeaki Takada, Daigo Matsuura, Masahiro Tsujibayashi, Kengo Koyama | 2020-05-12 |
| 10578999 | Image forming apparatus and image forming system | Shigeru Hirano, Shigeru Tanaka, Daigo Matsuura, Mitsuru Hasegawa, Yusuke Yamaguchi | 2020-03-03 |
| 10303099 | Image forming apparatus configured to execute a calibration process for a fixing device | — | 2019-05-28 |
| 10241433 | Image forming apparatus that controls a fixing condition of a fixing portion based on a shape of a sheet to be used in image formation | Shigeru Tanaka, Daigo Matsuura, Mitsuru Hasegawa, Yusuke Yamaguchi, Shigeru Hirano | 2019-03-26 |
| 10185265 | Image forming apparatus that permits or prohibits a calibration process depending on a type of a mounted fixing device | — | 2019-01-22 |
| 10031473 | Image forming apparatus and image forming system having a controller that controls a rubbing treatment for a fixing roller of a replaceable fixing portion | Katsuya Nakama, Satoru Yamamoto, Masahiro Tsujibayashi, Nobuhiro Kikuchi, Akinobu Nishikata +4 more | 2018-07-24 |
| 10025248 | Image forming apparatus having a selecting portion for selecting an execution order of a number of fixing operations | Nobuhiro Kikuchi, Masahiro Tsujibayashi, Satoru Yamamoto, Katsuya Nakama | 2018-07-17 |
| 10021261 | Image forming apparatus | Masanobu Tanaka, Oki Kitagawa, Asuna Fukamachi | 2018-07-10 |
| 9989911 | Image forming apparatus, image forming system and fixing device | Katsuya Nakama, Satoru Yamamoto, Masahiro Tsujibayashi, Nobuhiro Kikuchi | 2018-06-05 |
| 9952544 | Image forming apparatus and control device therefor | Masanobu Tanaka, Oki Kitagawa, Asuna Fukamachi | 2018-04-24 |
| 9684271 | Controlling apparatus, image heating apparatus and image forming apparatus | Junichi Moteki | 2017-06-20 |
| 9304462 | Image forming apparatus | — | 2016-04-05 |
| 9298140 | Controlling apparatus, image heating apparatus and image forming apparatus | Junichi Moteki | 2016-03-29 |
| 9261825 | Image heating apparatus having moving mechanism configured to move a rubbing rotatable member configured to rub a surface of a rotatable member, relative to the rotatable member | — | 2016-02-16 |
| 9075355 | Image heating apparatus | Kazunari Hatazaki | 2015-07-07 |
| 8873986 | Image heating apparatus | — | 2014-10-28 |
| 8655252 | Image control device | — | 2014-02-18 |
| 8600286 | Curling mechanism and image forming apparatus | — | 2013-12-03 |
| 8395090 | Image heating apparatus having a fixing member and first and second external heating members or rollers contacting an external surface of the fixing member at different positions | — | 2013-03-12 |