Issued Patents All Time
Showing 1–25 of 59 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10845743 | Electrophotographic member and fixing device | Katsuya Abe, Katsuhisa Matsunaka, Matsutaka Maeda | 2020-11-24 |
| 9785102 | Rotatable fixing member, manufacturing method thereof and fixing device | Masahito Omata, Shoji Umehara, Shuichi Tetsuno, Akeshi Asaka, Masayuki Onuma +1 more | 2017-10-10 |
| 9315703 | Fixing member and method of manufacturing the member, fixing device, and electrophotographic image-forming apparatus | Katsuhisa Matsunaka, Katsuya Abe, Takeshi Suzuki, Naoki Akiyama, Yasuhiro Miyahara +1 more | 2016-04-19 |
| 9235174 | Fixing member manufacturing method and fixing member manufacturing apparatus | Naoki Akiyama, Hiroto Sugimoto, Yasuhiro Miyahara, Yoshiaki Yoshida | 2016-01-12 |
| 9134663 | Electrophotographic fixing member, fixing apparatus and electrophotographic image forming apparatus | Katsuhisa Matsunaka, Katsuya Abe, Takeshi Suzuki | 2015-09-15 |
| 9063491 | Electrophotographic fixing member, fixing apparatus and electrophotographic image forming apparatus | Katsuhisa Matsunaka, Masaaki Takahashi, Katsuya Abe | 2015-06-23 |
| 9034474 | Fixing belt and fixing device | Katsuhisa Matsunaka, Hiroto Sugimoto, Hidekazu Maruta, Nobuyuki Kume, Keigo Kaji +1 more | 2015-05-19 |
| 8626046 | Image heating apparatus, pressure roller to be used in the image heating apparatus, and manufacturing method for the pressure roller | Yuko Sekihara, Norio Hashimoto, Hiroaki Sakai, Hiroyuki Sakakibara, Atsushi Iwasaki +2 more | 2014-01-07 |
| 8401450 | Pressing member and image heating member using the pressing member | Yuko Sekihara, Norio Hashimoto, Hiroaki Sakai, Hiroyuki Sakakibara, Masaaki Takahashi +1 more | 2013-03-19 |
| 8369763 | Image heating apparatus and pressure roller used for image heating apparatus | Hiroyuki Sakakibara, Norio Hashimoto, Hiroaki Sakai, Atsushi Iwasaki, Yuko Sekihara +2 more | 2013-02-05 |
| 8224223 | Image heating apparatus and pressure roller used for image heating apparatus | Hiroyuki Sakakibara, Norio Hashimoto, Hiroaki Sakai, Atsushi Iwasaki, Yuko Sekihara +2 more | 2012-07-17 |
| 8208844 | Roller for fixing and image fixing apparatus using roller for fixing | Masahito Omata, Shoji Umehara, Katsuhisa Matsunaka, Yoji Tomoyuki | 2012-06-26 |
| 8005413 | Image heating apparatus and pressure roller used for image heating apparatus | Hiroyuki Sakakibara, Norio Hashimoto, Hiroaki Sakai, Atsushi Iwasaki, Yuko Sekihara +2 more | 2011-08-23 |
| 7991341 | Electrophotographic fixing member and manufacturing method thereof, fixing apparatus, and electrophotographic image forming apparatus | Katsuhisa Matsunaka, Masaaki Takahashi | 2011-08-02 |
| 7979015 | Heat fixing member and heat fixing assembly | Katsuhisa Matsunaka, Yoko Kuruma, Masaaki Takahashi | 2011-07-12 |
| 7974563 | Image heating apparatus and pressure roller therein having metal core and two elastic layers with different thermal conductivities | Hiroaki Sakai, Norio Hashimoto, Yuko Sekihara, Masaaki Takahashi, Katsuhisa Matsunaka +2 more | 2011-07-05 |
| 7725068 | Electrophotographic fixing member and manufacturing method thereof, fixing apparatus, and electrophotographic image forming apparatus | Katsuhisa Matsunaka, Masaaki Takahashi | 2010-05-25 |
| 7700171 | Tube-coated belt, heat fixing apparatus, and organopolysiloxane adhesive composition | Katsuhisa Matsunaka, Tomohira Kasumi, Masaaki Takahashi | 2010-04-20 |
| 7558519 | Endless metallic belt and fixing belt and heat fixing assembly making use of the same | Makoto Jinzai, Yasuhiro Hayashi, Yaomin Zhou, Junichi Takahashi | 2009-07-07 |
| 7457577 | Heat fixing member and heat fixing assembly | Katsuhisa Matsunaka, Yoko Kuruma, Masaaki Takahashi | 2008-11-25 |
| 7215916 | Endless metal belt, fixing belt and heat fixing device | Yaomin Zhou, Kohji Sasaki, Junichi Takahashi, Makoto Miyagi, Nobuhiro Arai | 2007-05-08 |
| 6865362 | Heater having metallic substrate and image heating apparatus using heater | Yasumasa Otsuka, Masaaki Takahashi, Yusuke Nakazono | 2005-03-08 |
| 6782230 | Fixing belt, and image heat fixing assembly | Zhou Yaomin, Hideyuki Yano, Masahiro Suzuki, Koji Sasaki | 2004-08-24 |
| 6733693 | Acrylonitrile solutions of maleimides, method for preparation thereof, and acrylonitrile based copolymers obtained by use of the solutions | Kinichi Nakayama, Fumioki Shimoyama, Yuichi Kita | 2004-05-11 |
| 6701121 | Color-mixing fixing device in which impact resilience of surface layer of fixing rotary member is 50% or less | Yasuo Nami, Takeshi Menjo, Jiro Ishizuka, Hideo Kawamoto | 2004-03-02 |