Issued Patents All Time
Showing 1–25 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11971674 | Heating device, fixing device, and image forming apparatus | Shigeo Nanno, Yasunori Ishigaya, Takahiro Imada, Daisuke Hirano | 2024-04-30 |
| 11687020 | Heating device, fixing device, and image forming apparatus | Takahiro Imada, Yasunori Ishigaya, Shigeo Nanno, Daisuke Hirano | 2023-06-27 |
| 11500314 | Image forming apparatus and cleaning method | Keitaro Shoji, Yoshio Hattori, Yoshikuni Sasaki, Takahiro Imada, Hiromasa Takagi +1 more | 2022-11-15 |
| 11256200 | Fixing device, heating device, and image forming device with a substrate covering member covering a relay substrate | Takahiro Imada, Yoshio Hattori, Yoshikuni Sasaki, Hiromasa Takagi, Yasunori Ishigaya | 2022-02-22 |
| 10852671 | Fixing device including a cleaner to clean a surface of a cleaning target and image forming apparatus incorporating same | Takahiro Imada, Yoshio Hattori, Yoshikuni Sasaki, Hironori Yamaoka, Yasunori Ishigaya | 2020-12-01 |
| 10663894 | Fixing device and image forming apparatus | Jun Okamoto, Yoshio Hattori, Haruyuki Honda, Kiwako Hiroi, Yuusuke Furuichi +1 more | 2020-05-26 |
| 9568868 | Image forming apparatus | Shinichi Namekata, Takeshi Uchitani, Takamasa Hase, Shuutaroh Yuasa, Kazuya Saito +3 more | 2017-02-14 |
| 9557697 | Recording media smoothness detector and image forming apparatus incorporating same | Shuji Hirai, Terumichi Ochi, Shinji Kato, Ryota Yamashina, Keitaro Shoji | 2017-01-31 |
| 9448516 | Fixing device temperature control method, fixing device, and image forming apparatus | Yasunori Ishigaya, Masahiro Samei, Ryota Yamashina | 2016-09-20 |
| 9411278 | Image forming apparatus | Motoyoshi Yamano, Shinichi Namekata, Ryota Yamashina, Shinji Kato, Shuji Hirai +1 more | 2016-08-09 |
| 9411284 | Fixing device | Hiroshi Seo, Ippei Fujimoto, Ryota Yamashina | 2016-08-09 |
| 9354567 | Fixing device, fixing device control method, and image forming apparatus | Ryota Yamashina, Yasunori Ishigaya, Masahiro Samei | 2016-05-31 |
| 9250592 | Image forming apparatus having a smoothness detector | Ryota Yamashina, Keitaro Shoji, Shuji Hirai, Terumichi Ochi | 2016-02-02 |
| 9176438 | Image forming apparatus and method of arranging sheet detector | Ryota Yamashina, Hiroshi Seo, Takashi Seto | 2015-11-03 |
| 9170544 | Image forming apparatus | Ryota Yamashina, Hiroshi Seo, Arinobu Yoshiura | 2015-10-27 |
| 9164438 | Fixing device temperature control method, fixing device, and image forming apparatus | Masahiro Samei, Yasunori Ishigaya, Ryota Yamashina | 2015-10-20 |
| 9146512 | Fixing device and image forming device | Kazuya Saito, Takeshi Uchitani, Takamasa Hase, Shuutaroh Yuasa, Ippei Fujimoto +3 more | 2015-09-29 |
| 9122212 | Fixing device and image forming apparatus including same | Ippei Fujimoto, Kazuhito Kishi, Masahiro Samei, Hiroshi Ono, Hiroshi Seo +3 more | 2015-09-01 |
| 9075365 | Fixing device | Hiroshi Seo, Ippei Fujimoto, Ryota Yamashina | 2015-07-07 |
| 9075357 | Fixing device and image forming apparatus including same | Kazuhito Kishi, Masahiro Samei, Hiroshi Ono, Takeshi Yamamoto, Ippei Fujimoto +4 more | 2015-07-07 |
| 9069302 | Fixing device and image forming apparatus including same | Masahiro Samei, Hiroshi Ono, Takeshi Yamamoto, Ippei Fujimoto, Hiroshi Seo +3 more | 2015-06-30 |
| 8977156 | Fixing device and image forming apparatus including same | Takeshi Yamamoto, Kazuhito Kishi, Masahiro Samei, Hiroshi Ono, Ippei Fujimoto +3 more | 2015-03-10 |
| 8965230 | Fixing device | Ryota Yamashina, Hiroshi Seo, Ippei Fujimoto | 2015-02-24 |
| 8948641 | Fixing device and control method used therein | Ippei Fujimoto, Hiroshi Seo, Ryota Yamashina | 2015-02-03 |
| 8886071 | Fixing device, fixing device control method, and image forming apparatus | Yasunori Ishigaya, Ryota Yamashina, Masahiro Samei | 2014-11-11 |