Issued Patents All Time
Showing 1–25 of 122 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11585377 | Ball bearing | Mamoru Tohyama, Yasuhiro Ohmiya, Norikazu Sato, Michiru Hirose, Takaaki Onizuka +4 more | 2023-02-21 |
| 11183949 | Power conversion device with a coolant passage | Hiromi Ichijo, Kazuya Takeuchi | 2021-11-23 |
| 11054773 | Heater, heating device, fixing device, and image forming apparatus | Yuusuke Furuichi, Kenji Ishii, Takashi Fujita, Tomoya Adachi, Yukimichi Someya +3 more | 2021-07-06 |
| 10795289 | Fixing device and image forming apparatus incorporating the same | Kenji Ishii | 2020-10-06 |
| 10114322 | Fixing device and image forming apparatus | Takashi Fujita, Hiroyuki Shimada, Kaori Hemmi | 2018-10-30 |
| 10054885 | Pressure and pressure relief device, fixing device, and image forming apparatus | Jun Okamoto, Yoshio Hattori, Yuusuke Furuichi, Haruyuki Honda, Kiwako Hiroi | 2018-08-21 |
| 9715201 | Fixing device and image forming apparatus including a rotation load applicator | Takamasa Hase, Takashi Fujita, Seiji Saitoh, Kenji Ishii, Akiyasu Amita +4 more | 2017-07-25 |
| 9501011 | Fixing device and image forming apparatus including same | Ippei Fujimoto, Akira Shinshi, Naoki Iwaya, Yoshiki Yamaguchi, Shuntaroh Tamaki +3 more | 2016-11-22 |
| 9377725 | Fixing device and image forming apparatus incorporating same | — | 2016-06-28 |
| 9310733 | Fixing device and image forming apparatus including same | Hiroshi Yoshinaga, Masaaki Yoshikawa, Kenji Ishii, Akira Shinshi, Naoki Iwaya +8 more | 2016-04-12 |
| 9256172 | Fixing device and image forming apparatus including same | — | 2016-02-09 |
| 9226050 | Transmission apparatus and transmission method | Koichi Sugama, Masashige Kawarai, Hiroyuki Ishii, Yukio Katayanagi, Takashi Kaiga +2 more | 2015-12-29 |
| 9188912 | Sheet guiding unit separating mechanism, fixing device with sheet guiding unit separating mechanism, and image forming apparatus with fixing device with sheet guiding unit separating mechanism | — | 2015-11-17 |
| 9128426 | Fixing device and image forming apparatus including same | Ippei Fujimoto, Akira Shinshi, Naoki Iwaya, Yoshiki Yamaguchi, Shuntaroh Tamaki +3 more | 2015-09-08 |
| 8897688 | Fixing device and image forming apparatus | — | 2014-11-25 |
| 8843043 | Fixing device and image forming apparatus incorporating same | Naoki Iwaya, Masaaki Yoshikawa, Akira Shinshi, Kenji Ishii, Hiroshi Yoshinaga +6 more | 2014-09-23 |
| 8843040 | Compressed-air sheet separation mechanism and image forming apparatus including same | Takeshi Yamamoto, Takashi Seto, Fumihiro Hirose | 2014-09-23 |
| 8843044 | Fixing device and image forming apparatus incorporating same | — | 2014-09-23 |
| 8831494 | Fixing device and image forming apparatus including same | Yutaka Ikebuchi, Hiroshi Yoshinaga, Toshihiko Shimokawa, Masaaki Yoshikawa, Yoshiki Yamaguchi +8 more | 2014-09-09 |
| 8811837 | Fixing device and image forming apparatus including same | Hiroshi Yoshinaga, Masaaki Yoshikawa, Kenji Ishii, Akira Shinshi, Naoki Iwaya +7 more | 2014-08-19 |
| 8744331 | Fixing device and image forming apparatus incorporating same | — | 2014-06-03 |
| 8744330 | Fixing device having a plurality of heat sources and a plurality of temperature detectors and image forming apparatus including same | Hiroshi Yoshinaga, Akira Shinshi, Ryota Yamashina, Yasunori Ishigaya | 2014-06-03 |
| 8737878 | Image forming apparatus including removable fixing device | Yoshiki Yamaguchi, Akira Shinshi, Hiroshi Yoshinaga, Naoki Iwaya, Ippei Fujimoto +3 more | 2014-05-27 |
| 8682237 | Fixing device and image forming apparatus including same | Yasunori Ishigaya, Akira Shinshi, Hiroshi Yoshinaga, Ryota Yamashina | 2014-03-25 |
| 8660474 | Image forming apparatus having fixing device with air nozzle for separating sheet | Takashi Seto, Takeshi Yamamoto, Fumihiro Hirose | 2014-02-25 |