Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11016439 | Process cartridge | Lianglaing Hu, Shiping Ao, Sheng Yang, Fei Hu, Junliang Qiu | 2021-05-25 |
| 10739722 | Control mechanism and process cartridge | Liangliang Hu, Shiping Ao, Xiaobing Liu, Mei Yan | 2020-08-11 |
| 10503117 | Process cartridge and photosensitive drum driving component | Mei Yan, Liangliang Hu | 2019-12-10 |
| 10073412 | Process cartridge and photosensitive drum driving component | Mei Yan, Liangliang Hu | 2018-09-11 |
| 9964920 | Process cartridge and photosensitive drum driving component | Mei Yan, Liangliang Hu | 2018-05-08 |