Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7577386 | Toner cartridge | Kuan-Tung Li, Yueh-Chun Lee | 2009-08-18 |
| 7548715 | Container for toner cartridge | Kuan-Tung Li, Yueh-Chun Lee | 2009-06-16 |
| 7522867 | Toner cartridge | Kuan-Tung Li, Yueh-Chun Lee | 2009-04-21 |