Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12339605 | Fixing apparatus for fixing a toner image on a recording medium | Shutaro Saito, Youichi Chikugo, Hidekazu Tatezawa, Rikiya Takemasa, MIKIHIKO WATANABE +4 more | 2025-06-24 |
| 12248258 | Image forming apparatus having fixing device with casing and suction duct | Hidekazu Tatezawa, Youichi Chikugo, Rikiya Takemasa, Yutaro Tsuno | 2025-03-11 |
| 12169378 | Fixing device and image forming apparatus | Shutaro Saito | 2024-12-17 |
| 12117751 | Fixing apparatus | Keisuke Yoshida, Youichi Chikugo, Kenichi Tanaka, Hidekazu Tatezawa, Rikiya Takemasa +4 more | 2024-10-15 |
| 12111593 | Fixing device and image forming apparatus | Rikiya Takemasa, Hidekazu Tatezawa | 2024-10-08 |
| 12111594 | Fixing device capable of fixing frame covering heating unit | TAKU ASHIDA, Youichi Chikugo, Hidekazu Tatezawa, Kenichi Tanaka, Rikiya Takemasa +1 more | 2024-10-08 |
| 12085875 | Fixing apparatus including scraper for removing lubricant | Youichi Chikugo, Rikiya Takemasa, Kenichi Tanaka, Hidekazu Tatezawa, TAKU ASHIDA +1 more | 2024-09-10 |
| 12025936 | Fixing apparatus for fixing a toner image on a recording medium | Shutaro Saito, Youichi Chikugo, Hidekazu Tatezawa, Rikiya Takemasa, MIKIHIKO WATANABE +4 more | 2024-07-02 |
| 11921449 | Fixing apparatus | Kenichi Tanaka, Youichi Chikugo, Hidekazu Tatezawa, Rikiya Takemasa, MIKIHIKO WATANABE +1 more | 2024-03-05 |
| 11809109 | Image heating apparatus having a worm that is rotatably supported at two different positions | Rikiya Takemasa, Youichi Chikugo, Yutaro Tsuno, Hidekazu Tatezawa | 2023-11-07 |
| 11796943 | Fixing device and image forming apparatus | Shutaro Saito | 2023-10-24 |
| 11567436 | Image heating apparatus and image forming apparatus | Youichi Chikugo, Rikiya Takemasa, Hidekazu Tatezawa, Yutaro Tsuno | 2023-01-31 |
| 11513458 | Fixing apparatus including lubricant guiding portion | — | 2022-11-29 |
| 11454908 | Image heating apparatus comprising halogen heater with two glass-covered heating portions | Youichi Chikugo, Hidekazu Tatezawa, Yutaro Tsuno, Rikiya Takemasa | 2022-09-27 |
| 11022920 | Image forming apparatus having a rubbing member that is moveable to abut a fixing belt | Keisuke Yoshida, Asuna Fukamachi, Shohei Tsuzaki | 2021-06-01 |
| 10859953 | Image fixing device with a metal sheet that covers a heater and part of a guide portion that slides against a fixing film | Asuna Fukamachi, Shohei Tsuzaki, Keisuke Yoshida | 2020-12-08 |
| 10719042 | Image heating apparatus | Taiya Hirayama, Koji Takematsu, Kenichi Tanaka, Atsushi Ishigami | 2020-07-21 |
| 10564576 | Image forming apparatus that performs a process of rotating a new endless belt before an image forming operation | Kenichi Tanaka, Taiya Hirayama, Atsushi Ishigami, Koji Takematsu | 2020-02-18 |
| 10551773 | Cleaning apparatus, and fixing apparatus using same | Koji Takematsu, Taiya Hirayama, Kenichi Tanaka, Atsushi Ishigami | 2020-02-04 |
| 10042299 | Image heating apparatus | — | 2018-08-07 |
| 9798277 | Image heating apparatus | — | 2017-10-24 |