Issued Patents 2019
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10281841 | Toner cartridge | Zheng XIAO | 2019-05-07 |
| 10261439 | Toner cartridge having percussion device | Chi-Chin Huang | 2019-04-16 |
| 10191413 | Toner cartridge | Chi-Chin Huang | 2019-01-29 |