Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7309852 | Variable noise control for an optical transducer | Kok-Soon Yeo, Lian Xu, Chee-Keong Teo | 2007-12-18 |
| 7215151 | Multi-stage light emitting diode driver circuit | Wai Keat Tai, Kok-Soon Yeo, Chee-Keong Teo, Lian Xu | 2007-05-08 |