Issued Patents 2020
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10877433 | Process cartridge, electrophotographic image forming apparatus, and electrophotographic photosensitive drum unit | Takahito Ueno, Masanari Morioka, Masato Hisano | 2020-12-29 |
| 10845756 | Rotational force transmitting part | Takahito Ueno, Masanari Morioka, Masato Hisano | 2020-11-24 |
| 10671018 | Process cartridge, electrophotographic image forming apparatus, and electrophotographic photosensitive drum unit | Takahito Ueno, Masanari Morioka, Masato Hisano | 2020-06-02 |
| 10620582 | Electrophotographic image forming apparatus, developing apparatus, and coupling member | Masanari Morioka, Takahito Ueno | 2020-04-14 |
| 10585391 | Process cartridge, electrophotographic image forming apparatus, and electrophotographic photosensitive drum unit | Takahito Ueno, Masanari Morioka, Masato Hisano | 2020-03-10 |
| 10551793 | Process cartridge, electrophotographic image forming apparatus, and electrophotographic photosensitive drum unit | Takahito Ueno, Masanari Morioka, Masato Hisano | 2020-02-04 |
| 10545450 | Cartridge, mounting method for coupling member, and disassembling method for coupling member | Takahito Ueno, Atsushi Takasaka | 2020-01-28 |
| 10539923 | Process cartridge, electrophotographic image forming apparatus, and electrophotographic photosensitive drum unit | Takahito Ueno, Masanari Morioka | 2020-01-21 |
| 10539924 | Process cartridge, electrophotographic image forming apparatus, and electrophotographic photosensitive drum unit | Takahito Ueno, Masanari Morioka | 2020-01-21 |