Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11204584 | Electrophotographic image forming apparatus, developing apparatus, and coupling member | Shigeo Miyabe, Takahito Ueno | 2021-12-21 |
| 11156956 | Rotational force transmitting part | Takahito Ueno, Shigeo Miyabe, Masato Hisano | 2021-10-26 |
| 11067949 | Cartridge and electrophotographic image forming apparatus which uses cartridge | Shigeo Miyabe, Takahito Ueno | 2021-07-20 |
| 11061369 | Cartridge and electrophotographic image forming apparatus which uses cartridge | Shigeo Miyabe, Takahito Ueno | 2021-07-13 |