Issued Patents 2019
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10503117 | Process cartridge and photosensitive drum driving component | Mei Yan, Mingsheng Zhao | 2019-12-10 |
| 10416604 | Process cartridge | Shiping Ao | 2019-09-17 |
| 10338513 | Process cartridge | Shiping Ao | 2019-07-02 |
| 10241459 | Process cartridge | Shiping Ao | 2019-03-26 |