Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11906913 | Electrophotographic belt and electrophotographic image-forming apparatus | Eiichi Hamana | 2024-02-20 |
| 11813883 | Electrophotographic member and electrophotographic image forming apparatus | Masahiro Takenaga, Keisuke Abe, Kenji Onuma | 2023-11-14 |
| 10866543 | Electrophotographic belt and electrophotographic image forming apparatus | Eiichi Hamana, Noriaki Egawa | 2020-12-15 |
| 10859951 | Electrophotographic belt having grooves and electrophotographic image forming apparatus | Yasuhiro Matsuo, Masatsugu Toyonori | 2020-12-08 |
| 10698347 | Electrophotographic belt and image forming apparatus | — | 2020-06-30 |
| 10551771 | Electrophotographic belt and electrophotographic image forming apparatus | Koujirou Izumidate, Noriaki Egawa, Masatsugu Toyonori, Shuji Saito, Yasuhiro Matsuo +2 more | 2020-02-04 |
| 9933713 | Electro-conductive belt and electrophotographic apparatus | — | 2018-04-03 |
| 9753411 | Conductive belt and electrophotographic apparatus | Hiroomi Kojima | 2017-09-05 |
| 9744732 | Electrophotographic endless belt, method for producing the same, and electrophotographic apparatus | — | 2017-08-29 |
| 9261803 | Electrophotographic belt and electrophotographic image forming apparatus | — | 2016-02-16 |
| 9034476 | Conductive belt and electrophotographic apparatus | Hiroomi Kojima | 2015-05-19 |
| 9017591 | Method for manufacturing seamless belt for electrophotography | — | 2015-04-28 |
| 8859092 | Electrophotographic belt and electrophotographic apparatus | — | 2014-10-14 |
| 8712307 | Pressure roller and fixing device equipped with the same | Hiroyuki Sakakibara, Noriaki Sato, Shuji Saito, Hirohiko Aiba | 2014-04-29 |
| 8216690 | Electrophotographic belt and electrophotographic apparatus | Hiroomi Kojima | 2012-07-10 |