Issued Patents All Time
Showing 1–25 of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9829840 | Fixing device and image forming apparatus | Takashi Seto, Kenji Ishii, Yasuhiko Ogino, Shohta Kobashigawa, Kazuhito Kishi +6 more | 2017-11-28 |
| 9778606 | Fixing device and image forming apparatus | Takayuki Seki, Yasuhiko Ogino, Shohta Kobashigawa, Kenji Ishii, Kazuhito Kishi +4 more | 2017-10-03 |
| 9678460 | Fixing device, image forming apparatus, and fixing method | Takamasa Hase, Yasuhiko Ogino, Shohta Kobashigawa, Kenji Ishii, Kazuhito Kishi +6 more | 2017-06-13 |
| 9639042 | Fixing device and image forming apparatus | Kenji Ishii, Yasuhiko Ogino, Shohta Kobashigawa, Kazuhito Kishi, Takashi Seto +5 more | 2017-05-02 |
| 9618886 | NIP formation assembly, fixing device, and image forming apparatus | Takashi Seto, Kenji Ishii, Kazuhito Kishi, Ippei Fujimoto, Takayuki Seki +3 more | 2017-04-11 |
| 9612556 | Fixing device and image forming apparatus | Yasuhiko Ogino, Kenji Ishii, Takashi Seto, Ippei Fujimoto, Kazuhito Kishi +6 more | 2017-04-04 |
| 9612555 | Fixing device, image forming apparatus, and fixing method for conveying toner images | Hiroshi Yoshinaga, Kenji Ishii, Kazuhito Kishi, Takashi Seto, Takayuki Seki +4 more | 2017-04-04 |
| 9551963 | Fixing device having a heater and reflector arrangement and image forming apparatus having same | Takeshi Tada, Ippei Fujimoto, Takakuni Minewaki, Fumihito Masubuchi | 2017-01-24 |
| 9519248 | Fixing device including an induction heating unit with ducting for airflow, and image forming apparatus incorporating same | Shota Kobashigawa, Motokazu Hasegawa, Yukari Isoe | 2016-12-13 |
| 9342002 | Fixing device and image forming apparatus | Naoko Morisawa, Motokazu Hasegawa, Yukari Isoe | 2016-05-17 |
| 9280107 | Fixing device and image forming apparatus including same | Motokazu Hasegawa, Yukari Isoe | 2016-03-08 |
| 9207597 | Fixing device and image forming apparatus incorporating same | Motokazu Hasegawa, Yukari Isoe | 2015-12-08 |
| 9164447 | Fixing device and image forming apparatus | Shota Kobashigawa, Motokazu Hasegawa, Tsuyoshi Hashiyada | 2015-10-20 |
| 9002251 | Fixing device and image forming apparatus incorporating same | Motokazu Hasegawa, Yukari Isoe | 2015-04-07 |
| 8983348 | Fixing device and image forming apparatus including same | Shota Kobashigawa, Miwa Shuto, Masanobu Yamagata, Motokazu Hasegawa, Yukari Isoe | 2015-03-17 |
| 8977177 | Fixing device employing electromagnetic induction heating system capable of effectively using magnetic flux and image forming apparatus with fixing device | Motokazu Hasegawa, Yukari Isoe, Tsuyoshi Hashiyada | 2015-03-10 |
| 8849169 | Fixing device and image forming apparatus including same | Tsuyoshi Hashiyada, Motokazu Hasegawa, Yukari Isoe | 2014-09-30 |
| 8693934 | Fixing device and image forming apparatus incorporating same | Motokazu Hasegawa, Tsuyoshi Hashiyada | 2014-04-08 |
| 7957663 | Heater, fixing unit and image forming apparatus | Kazuhito Kishi, Yasuhisa Kato, Masami Okamoto, Yasutada Tsukioka, Hiromasa Takagi +1 more | 2011-06-07 |
| 7885569 | Heater, fixing unit and image forming apparatus operable with a main and auxiliary power supply unit | Kazuhito Kishi, Yasuhisa Kato, Masami Okamoto, Yasutada Tsukioka, Hiromasa Takagi +1 more | 2011-02-08 |
| 7664450 | Image fixing apparatus and image forming apparatus | Norihiko Aze, Motokazu Hasegawa | 2010-02-16 |
| 7609988 | Heater, fixing unit and image forming apparatus having power supplied from chargeable auxiliary power supplying unit varied per unit time | Kazuhito Kishi, Yasuhisa Kato, Masami Okamoto, Yasutada Tsukioka, Hiromasa Takagi +1 more | 2009-10-27 |
| 7603049 | Image formation apparatus and associated method of storing power | Kazuhito Kishi, Yasuhisa Kato, Akiyasu Amita, Masami Okamoto, Yasutada Tsukioka +1 more | 2009-10-13 |
| 7565087 | Fixing device, image forming apparatus including the fixing device, and fixing method | Kazuhito Kishi, Yasuhisa Kato, Masami Okamoto, Akiyasu Amita, Yasutada Tsukioka +2 more | 2009-07-21 |
| 7551869 | Fixing device, image forming apparatus including the fixing device, and fixing method | Kazuhito Kishi, Yasuhisa Kato, Akiyasu Amita, Masami Okamoto, Yasutada Tsukioka +2 more | 2009-06-23 |