Issued Patents All Time
Showing 1–25 of 42 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12429802 | Electrophotographic member, heat fixing apparatus, and electrophotographic image forming apparatus | — | 2025-09-30 |
| 12422761 | Fixing member | Noriaki Kobayashi, Naoki Akiyama, Hiroto Sugimoto, Hiroki Muramatsu, Akeshi Asaka | 2025-09-23 |
| 12346046 | Fixing film | Akeshi Asaka, Hiroki Muramatsu, Naoki Akiyama, Hiroto Sugimoto, Noriaki Kobayashi | 2025-07-01 |
| 12025926 | Electrophotographic member and heat fixing device | Shigeo Kuroda, Matsutaka Maeda, Yuji Kitano, Makoto Souma, Yutaro Yoshida | 2024-07-02 |
| 11934128 | Fixing belt having increased surface roughness | Hiroto Sugimoto, Naoki Akiyama, Noriaki Kobayashi, Hiroki Muramatsu, Akeshi Asaka | 2024-03-19 |
| 11841630 | Fixing member and heat fixing device | Yuji Kitano, Matsutaka Maeda, Makoto Souma, Yutaro Yoshida, Shigeo Kuroda | 2023-12-12 |
| 11573515 | Fixing member and heat fixing apparatus | Matsutaka Maeda, Yuji Kitano, Makoto Souma, Yutaro Yoshida, Shigeo Kuroda | 2023-02-07 |
| 11561495 | Pressing rotating member and production method thereof, fixing apparatus, and electrophotographic image forming apparatus | Naoko Kasai, Yohei Miyauchi, Yasuharu Notoya, Takuji Oishi, Masaaki Takahashi +3 more | 2023-01-24 |
| 11467520 | Electrophotographic fixing member, fixing device, and electrophotographic image forming apparatus | Yuji Kitano, Takeshi Suzuki, Matsutaka Maeda, Makoto Souma | 2022-10-11 |
| 11429046 | Fixing belt and method of manufacturing the fixing belt | Akeshi Asaka, Naoki Akiyama, Hiroto Sugimoto, Hiroki Muramatsu, Noriaki Kobayashi | 2022-08-30 |
| 11137707 | Fixing apparatus with pressing member having connected pores in elastic layer | Akeshi Asaka, Naoki Akiyama, Hiroto Sugimoto, Hiroki Muramatsu, Noriaki Kobayashi | 2021-10-05 |
| 10890869 | Fixing member, heat fixing apparatus, and image forming apparatus | Naoki Akiyama, Hiroto Sugimoto, Hiroki Muramatsu, Akeshi Asaka, Noriaki Kobayashi +2 more | 2021-01-12 |
| 10859955 | Image heating member having a parting layer formed of a fluorine-containing resin tube, image heating apparatus and manufacturing method of the image heating member | Akeshi Asaka, Naoki Akiyama, Hiroto Sugimoto, Hiroki Muramatsu, Noriaki Kobayashi | 2020-12-08 |
| 10712697 | Endless shaped fixing belt and heat fixing device having endless belt shape heating member | Matsutaka Maeda, Yuji Kitano, Mamo Matsumoto, Katsuhisa Matsunaka, Yasuharu Notoya +2 more | 2020-07-14 |
| 9891565 | Fixing member, fixing apparatus and electrophotographic image forming apparatus | Katsuhisa Matsunaka | 2018-02-13 |
| 9857739 | Coating apparatus, coating method, fixing member manufacturing apparatus, fixing member manufacturing method and fixing member | Yuji Hasegawa, Katsuya Abe | 2018-01-02 |
| 9671731 | Fixing member, fixing device, and image forming apparatus | Katsuhisa Matsunaka, Yoshihito Oshima, Toshinori Nakayama | 2017-06-06 |
| 9637888 | Construction equipment | Yohei IWAMOTO, Junya Kawamoto, Osamu Kokuryou, Hiroshi Tabeta | 2017-05-02 |
| 9606486 | Elastic roller with needle-shaped filler and fixing device | Yutaka Arai, Takeshi Suzuki, Jun Miura, Shigeaki Takada, Toshinori Nakayama +7 more | 2017-03-28 |
| 9535381 | Electrophotographic member and method for producing the same | Naoki Akiyama, Akiyoshi Shinagawa | 2017-01-03 |
| 9459572 | Fixing member manufacturing method and fixing member manufacturing apparatus | Naoki Akiyama, Hiroto Sugimoto, Nobuyuki Kume, Yoshiaki Yoshida | 2016-10-04 |
| 9436138 | Electrophotographic image forming fixing member, method for manufacturing said fixing member, and electrophotographic image forming apparatus | Katsuhisa Matsunaka, Katsuya Abe, Naoki Akiyama | 2016-09-06 |
| 9395666 | Member for electrophotography and heat fixing device | Katsuya Abe, Katsuhisa Matsunaka, Naoki Akiyama, Hiroto Sugimoto | 2016-07-19 |
| 9367009 | Fixing member having a porous elastic layer with a needle-like filler | Naoki Akiyama, Shigeaki Takada, Daigo Matsuura, Akeshi Asaka, Shuichi Tamura +7 more | 2016-06-14 |
| 9348281 | Electrophotographic fixing member having cured silicone rubber layer with unsaturated aliphatic group and anatase type titanium oxide crystal, fixing apparatus and electrophotographic image forming apparatus | Katsuya Abe, Katsuhisa Matsunaka, Naoki Akiyama, Hiroto Sugimoto | 2016-05-24 |