Issued Patents 2021
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11204560 | Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Ryoichi Tokimitsu, Koichi Nakata, Shubun Kujirai | 2021-12-21 |
| 11199866 | Voltage regulator with power rail tracking | Hidehiro Fujiwara, Zhi-Hao Chang, Yangsyu Lin, Yu-Hao Hsu, Yen-Huei Chen +2 more | 2021-12-14 |
| 11175599 | Electrophotographic photoreceptor, manufacturing method of electrophotographic photoreceptor, process cartridge, and electrophotographic apparatus | Masaki Nonaka | 2021-11-16 |
| 11169453 | Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus | Eileen Takeuchi, Koichi Nakata, Shubun Kujirai | 2021-11-09 |
| 11067910 | Electrophotographic photoreceptor, process cartridge, and electrophotographic apparatus | Koichi Nakata, Shubun Kujirai | 2021-07-20 |
| 11029616 | Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Shubun Kujirai, Koichi Nakata | 2021-06-08 |
| 11029615 | Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Takahiro Mitsui, Koichi Nakata, Shubun Kujirai | 2021-06-08 |
| 10976677 | Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus | Ryoichi Tokimitsu, Koichi Nakata, Shubun Kujirai | 2021-04-13 |
| 10969703 | Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Eileen Takeuchi, Koichi Nakata, Shubun Kujirai | 2021-04-06 |