Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6834975 | Keypad illuminating system for a data processing device | Li Chien-Te, Lee Cheng-Chang, Hung Huang-Lung | 2004-12-28 |
| 6646873 | Personal digital assistant for connecting with a communtcations module | Cheng-Hsin Sung | 2003-11-11 |