Issued Patents All Time
Showing 26–33 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7112916 | Light emitting diode based light source emitting collimated light | Kee Siang Goh, Boon K. Lee, Gurbir Singh | 2006-09-26 |
| 7102123 | Reflective imaging encoder | Kok Fo | 2006-09-05 |
| 7102177 | Light-emitting diode incorporating gradient index element | Kee Siang Goh, Boon K. Lee, Cheng Why Tan | 2006-09-05 |
| 6998601 | Dual-axis optical encoder device | Siang Leong Foo | 2006-02-14 |
| 6995356 | Optical encoder device | Chee-Keong Chong | 2006-02-07 |
| 6946980 | Input device | Kok Fo, Hoo Chong Wong | 2005-09-20 |
| 6717362 | Light emitting diode with gradient index layering | Boon K. Lee, Kee Siang Goh, Chen Why Tan | 2004-04-06 |
| 6653619 | Optical motion encoder with a reflective member allowing the light source and sensor to be on the same side | Kok Fo, Hoo Chong Wong, Eric Barton | 2003-11-25 |