Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10935898 | Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Ikuyo Kuroiwa, Kumiko Takizawa, Tsuyoshi Shimada, Haruhiko Mitsuda, Takanori Ueno +2 more | 2021-03-02 |
| 10921723 | Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Kumiko Takizawa, Tsuyoshi Shimada, Takanori Ueno, Ikuyo Kuroiwa, Haruhiko Mitsuda +1 more | 2021-02-16 |
| 10908521 | Electrophotographic photoconductor, process cartridge, and electrophotographic apparatus | Haruhiko Mitsuda, Tatsuya Ikezue, Kumiko Takizawa, Ikuyo Kuroiwa, Takanori Ueno +1 more | 2021-02-02 |