Issued Patents 2020
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10671013 | Drum unit, cartridge, electrophotographic image forming apparatus and coupling member | Tetsuo Uesugi, Masato Tanabe, Tomonori Mori, Daisuke Abe, Tadayuki Tsuda | 2020-06-02 |