Issued Patents 2021
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11169464 | Electrophotographic member, process cartridge, and electrophotographic image-forming apparatus | Hiroaki Komatsu, Masaki Yamada | 2021-11-09 |
| 11112718 | Electrophotographic member, process cartridge, and electrophotographic apparatus | Masashi Uno, Fumihiko Utsuno, Hiroaki Komatsu, Masaki Yamada | 2021-09-07 |
| 11022904 | Electrophotographic member, process cartridge and electrophotographic image forming apparatus | Masaki Yamada, Hiroaki Komatsu | 2021-06-01 |
| 10969709 | Member for electrophotography, process cartridge and electrophotographic apparatus | Hiroaki Komatsu, Masaki Yamada | 2021-04-06 |
| 10942471 | Electrophotographic member having a surface layer with a cross-linked urethane resin-containing matrix, process cartridge, and apparatus | Yoshinobu Ogawa, Ryo Sugiyama, Kazuaki Nagaoka, Kenta Matsunaga, Toru Ishii +4 more | 2021-03-09 |
| 10884352 | Electrophotographic member, process cartridge and electrophotographic apparatus | Masaki Yamada, Hiroaki Komatsu | 2021-01-05 |