Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7126586 | Data input devices and methods for detecting movement of a tracking surface by detecting laser doppler self-mixing effects of a frequency modulated laser light beam | Ming Hai, Zhao Tianpeng, Lv Liang, Gui Huaqiao, Yuan Kong +1 more | 2006-10-24 |