Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9007305 | Optical navigation system and method of estimating motion with optical lift detection | Yat Kheng Leong, Sai Mun Lee | 2015-04-14 |
| 8279178 | System and method for performing optical navigation using horizontally oriented imaging lens | Yat Kheng Leong, Sai Mun Lee | 2012-10-02 |
| 7868281 | Optical navigation system and method of estimating motion with optical lift detection | Yat Kheng Leong, Sai Mun Lee | 2011-01-11 |
| 7324290 | Variable focus optic module and optic system | Seng Chuen Chong | 2008-01-29 |