Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D496685 | Ink box clip | Pui Kuong Lui | 2004-09-28 |
| D496686 | Ink box clip | Pui Kuong Lui | 2004-09-28 |
| 6783219 | Ink cartridge | Pui Kuong Lui, Zhao Hui Tang | 2004-08-31 |
| 6619790 | Ink-jet printer cartridge upper cover | Pui Kuong Lui | 2003-09-16 |
| 6567636 | Toner cartridge with a toner stirring mechanism | Pui Kuong Lui | 2003-05-20 |
| 6560425 | Shutter device for a photosensitive rotary drum on the process cartridge | Pui Kuong Lui | 2003-05-06 |
| 6508601 | Charging contact plate | Pui Kuong Lui | 2003-01-21 |