Issued Patents 2023
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11835878 | Electrophotographic roller, process cartridge and electrophotographic image forming apparatus | Katsuya Kodama, Toshiro Suzuki, Kenichi Yazawa | 2023-12-05 |
| 11644761 | Electrophotographic roller, process cartridge and electrophotographic image forming apparatus | Katsuya Kodama, Toshiro Suzuki, Kenichi Yazawa | 2023-05-09 |
| 11619890 | Electro-conductive member, manufacturing method thereof, process cartridge, and electrophotographic image forming apparatus | Takumi Furukawa, Takashi Hiramatsu | 2023-04-04 |