Issued Patents All Time
Showing 25 most recent of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12422761 | Fixing member | Noriaki Kobayashi, Naoki Akiyama, Hiroto Sugimoto, Hiroki Muramatsu, Yasuhiro Miyahara | 2025-09-23 |
| 12346046 | Fixing film | Hiroki Muramatsu, Naoki Akiyama, Hiroto Sugimoto, Yasuhiro Miyahara, Noriaki Kobayashi | 2025-07-01 |
| 12298694 | Fixing film and method of producing same, fixing device, and electrophotographic image forming apparatus | — | 2025-05-13 |
| 12181823 | Fixing film, heat fixing apparatus, and electrophotographic image forming apparatus | RYUNOSUKE KAWAHARA | 2024-12-31 |
| 12072653 | Electrophotographic belt, electrophotographic image forming apparatus, method of producing electrophotographic belt, and varnish | Yuma Kobayashi, Taiki Watanabe | 2024-08-27 |
| 11934128 | Fixing belt having increased surface roughness | Hiroto Sugimoto, Naoki Akiyama, Yasuhiro Miyahara, Noriaki Kobayashi, Hiroki Muramatsu | 2024-03-19 |
| 11927904 | Electrophotographic belt having a substrate containing a polyimide resin and carbon nanotubes, electrophotographic image forming apparatus, fixing device, and varnish | Taiki Watanabe, Yuma Kobayashi, Hidetaka Kawamura, Satoru Nishiuma, Akihiro Taya +1 more | 2024-03-12 |
| 11624994 | Fixing belt and fixing apparatus | Noriaki Kobayashi | 2023-04-11 |
| 11556082 | Intermediary transfer belt, manufacturing method of the intermediary transfer belt, and image forming apparatus | Ryosuke Tsuruga, Toshiyuki Yoshida, Jun Ohira, Hiroto Sugimoto, Takanori Ueno +11 more | 2023-01-17 |
| 11487227 | Intermediate transfer member and image forming apparatus | Midai Suzuki, Koji Sato, Noriaki Kobayashi, Megumi Uchino, Akira Okano +3 more | 2022-11-01 |
| 11429046 | Fixing belt and method of manufacturing the fixing belt | Naoki Akiyama, Hiroto Sugimoto, Hiroki Muramatsu, Yasuhiro Miyahara, Noriaki Kobayashi | 2022-08-30 |
| 11137707 | Fixing apparatus with pressing member having connected pores in elastic layer | Naoki Akiyama, Hiroto Sugimoto, Hiroki Muramatsu, Yasuhiro Miyahara, Noriaki Kobayashi | 2021-10-05 |
| 10974491 | Method for fixing resin tube to die and manufacturing method for resin-tube covered roller | Takeshi Suzuki, Yutaka Arai, Masaaki Takahashi, Shigeaki Takada, Yukio Sasame +1 more | 2021-04-13 |
| 10890869 | Fixing member, heat fixing apparatus, and image forming apparatus | Yasuhiro Miyahara, Naoki Akiyama, Hiroto Sugimoto, Hiroki Muramatsu, 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 | Naoki Akiyama, Hiroto Sugimoto, Hiroki Muramatsu, Yasuhiro Miyahara, Noriaki Kobayashi | 2020-12-08 |
| 10534297 | Electrophotographic rotatable pressing member and method of manufacturing the same, and fixing device | Jun Miura, Yutaka Arai, Takeshi Suzuki, Shigeaki Takada, Masaaki Takahashi +1 more | 2020-01-14 |
| 10353330 | Electrophotographic rotatable pressing member and method of manufacturing the same, and fixing device | Jun Miura, Yutaka Arai, Takeshi Suzuki, Shigeaki Takada, Masaaki Takahashi +1 more | 2019-07-16 |
| 10261429 | Electrophotographic member, method for manufacturing electrophotographic member, and fixing apparatus | Shigeaki Takada, Akiyoshi Shinagawa, Koichi Kakubari, Hiroto Ito, Yutaka Arai | 2019-04-16 |
| 10189233 | Method for fixing resin tube to die and manufacturing method for resin-tube covered roller | Takeshi Suzuki, Yutaka Arai, Masaaki Takahashi, Shigeaki Takada, Yukio Sasame +1 more | 2019-01-29 |
| 9785102 | Rotatable fixing member, manufacturing method thereof and fixing device | Masahito Omata, Shoji Umehara, Shuichi Tetsuno, Masayuki Onuma, Yusuke Baba +1 more | 2017-10-10 |
| 9701053 | Fixing member manufacturing apparatus | Shuichi Tamura, Hiroto Sugimoto, Shinsuke Takahashi, Shigeaki Takada, Takeshi Suzuki +2 more | 2017-07-11 |
| 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 |
| 9519250 | Heater and image heating apparatus, the heater having heat generating portions disposed offset from a center line of a substrate | Toshinori Nakayama, Shigeaki Takada, Masayuki Tamaki, Naoki Akiyama, Koichi Kakubari | 2016-12-13 |
| 9513592 | Heater, image heating apparatus including the heater and manufacturing method of the heater | Naoki Akiyama, Toshinori Nakayama, Masayuki Tamaki, Shigeaki Takada, Koichi Kakubari | 2016-12-06 |
| 9504096 | Heater and image heating apparatus including the same | Koichi Kakubari, Toshinori Nakayama, Shigeaki Takada, Masayuki Tamaki, Naoki Akiyama | 2016-11-22 |