Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6766135 | Toner cartridge | Robin Hsu, Ya-Li Huang, Li Kuan Tung | 2004-07-20 |
| 6721525 | Cartridge with a replaceable toner container for a laser printing imaging apparatus | Yung-Nan Hsu, Ya-Li Huang, Kuan-Tung Li, Shu-Hui Wang, Xiao Hui Wang +4 more | 2004-04-13 |
| 6690904 | Developer container | Robin Hsu, Ya-Li Huang, Mei Hsia Chang | 2004-02-10 |