Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8384014 | Interpolation method and device for increasing the resolution of encoders | Kheng Hin Toh | 2013-02-26 |
| 8237684 | User input device with planar light guide illumination plate | Yat Kheng Leong, Sai Mun Lee, Hung Kwang Lee | 2012-08-07 |
| 8169420 | Reporting optical tracking data based on integrated resolution switching and surface detection | Wui Pin Lee | 2012-05-01 |
| 8093545 | Lensless user input device with optical interference based on diffraction with a small aperture | Yat Kheng Leong, Sai Mun Lee, Hung Kwang Lee | 2012-01-10 |
| 8081162 | Optical navigation device with surface and free space navigation | Edward Kah Ching Teoh, Yat Kheng Leong, Wui Pin Lee, Ban Kuan Koay | 2011-12-20 |
| 7973768 | Optical navigation device with consolidated processing for surface and free space navigation | Wui Pin Lee, Beng Chye Lye | 2011-07-05 |
| 7274808 | Imaging system and apparatus for combining finger recognition and finger navigation | Izhak Baharav, Travis N. Blalock, Akihiro Machida, George E. Smith | 2007-09-25 |
| 7158659 | System and method for multiplexing illumination in combined finger recognition and finger navigation module | Izhak Baharav, Travis N. Blalock, Akihiro Machida, George E. Smith | 2007-01-02 |
| 6559718 | Semiconductor integrated circuit device | Ryotaro Kudo, Shin Chiba | 2003-05-06 |