Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10261439 | Toner cartridge having percussion device | Chin-His Chuang | 2019-04-16 |
| 10191413 | Toner cartridge | Chin-His Chuang | 2019-01-29 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10261439 | Toner cartridge having percussion device | Chin-His Chuang | 2019-04-16 |
| 10191413 | Toner cartridge | Chin-His Chuang | 2019-01-29 |