Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8305343 | Computer pointing device with motion-driven electromagnetic induction module | Chiang Sun Cheah, Siew-Siar Boon | 2012-11-06 |
| 7965278 | Optical navigation device adapted for navigation on a transparent plate | Chiang Sun Cheah, Chiang Mei Teo | 2011-06-21 |
| 7728817 | Optical navigation system with multiplexed image processing | Chiang Sun Cheah, Li Chong Tai | 2010-06-01 |
| 7701565 | Optical navigation system with adjustable operating Z-height | Chiang Sun Cheah, Ak Wing Leong | 2010-04-20 |
| 7679605 | Optical mouse with barcode reading function | Chiang Sun Cheah, Li Chong Tai | 2010-03-16 |
| 7615733 | Optical navigation apparatus and method for making the apparatus | Ban Kuan Koay, Chiang Sun Cheah | 2009-11-10 |
| 7525085 | Multi-axis optical encoders | Saiful Saidan, Theng Hooi Yeoh, Chiang Sun Cheah, Jiin Cheang Cheong | 2009-04-28 |