Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12399451 | Fixing device for image forming apparatus with retention member having groove for retaining lubricant | Yuta Kitabayashi, Hiroki Kawasaki, Shunsaku FUJII, Rina Kikugawa, Akihiro Kondo +2 more | 2025-08-26 |
| 12332592 | Fixing device including heater retention member, having slits formed on face opposing inner circumferential surface of fixing belt, and image forming apparatus | Hiroki Kawasaki, Akihiro Kondo, Yuta Kitabayashi, Rina Kikugawa, Shunsaku FUJII +1 more | 2025-06-17 |
| 12013654 | Fixing device and image forming apparatus provided therewith | Hiroki Kawasaki, Takashi Eiki, Yuta Kitabayashi, Rina Kikugawa, Shunsaku FUJII +1 more | 2024-06-18 |
| 11768455 | Fixing device and image forming apparatus | Rina Kikugawa, Takashi Eiki, Akihiro Kondo, Yuta Kitabayashi, Hiroki Kawasaki +2 more | 2023-09-26 |
| 11644772 | Image forming apparatus | Takashi Eiki, Akihiro Kondo, Yuta Kitabayashi, Hiroki Kawasaki, Shunsaku FUJII +2 more | 2023-05-09 |
| 11614701 | Image forming apparatus | Akihiro Kondo, Takashi Eiki, Yuta Kitabayashi, Rina Kikugawa, Hiroki Kawasaki +2 more | 2023-03-28 |
| 11137705 | Fixing device, image forming apparatus | Shunsaku FUJII, Takashi Eiki, Hiroki Kawasaki, Rina Kikukawa, Sadanori Nakae +5 more | 2021-10-05 |
| 10514639 | Heating unit, fixing device, and image forming apparatus | Hiroki Kawasaki, Takashi Eiki, Kotatsu Kawaguchi, Atsushi Kohama, Yuhiro Sakai +3 more | 2019-12-24 |
| 10416596 | Fixing device and image forming apparatus | Taro Kurahashi | 2019-09-17 |
| 10386762 | Heating unit including heating parts, in which each heating part includes heating resistors, fixing device including this heating unit, and image forming apparatus including this fixing device | Takashi Eiki, Hiroki Kawasaki, Atsushi Kohama, Yuhiro Sakai, Kotatsu Kawaguchi +1 more | 2019-08-20 |
| 10248056 | Fixing device and image forming apparatus | Eriko Hayashi, Tatsuya Yamanaka, Takashi Kainuma | 2019-04-02 |
| 9645534 | Contactless type temperature detecting device configured to detect a temperature of a heated body without contacting, and fixing device and image forming apparatus including the temperature device | — | 2017-05-09 |
| 9557691 | Fixing device temperature sensor | Tatsuya Yamanaka | 2017-01-31 |
| 9377728 | Fixing device and image forming apparatus | — | 2016-06-28 |
| 9235181 | Fixing device including fixing belt, detected member co-rotated with fixing belt and rotation detecting part detecting rotation of detected member and image forming apparatus including the same | Makoto Egi | 2016-01-12 |
| D604331 | Pump | Masahiro Hirata, Hidetoshi Ueda | 2009-11-17 |
| D604332 | Pump | Masahiro Hirata, Hidetoshi Ueda | 2009-11-17 |
| D602500 | Pump | Masahiro Hirata, Hidetoshi Ueda | 2009-10-20 |