Issued Patents All Time
Showing 26–42 of 42 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7534988 | Method and system for optical tracking of a pointing object | Tianpeng Zhao, Hai Ming, Jianping Xie, Jun Xu, Deyong He +3 more | 2009-05-19 |
| 7528824 | Keyboard or other input device using ranging for detection of control piece movement | — | 2009-05-05 |
| 7505033 | Speckle-based two-dimensional motion tracking | Li Guo, Tian Qiu, Donghui Li, Jun Liu, Ting Gong | 2009-03-17 |
| 7486277 | Character and text unit input correction system | — | 2009-02-03 |
| 7467353 | Aggregation of multi-modal devices | David Kurlander, David Williams | 2008-12-16 |
| 7460884 | Data buddy | Michael J. Sinclair, Zhengyou Zhang, Behrooz Chitsaz, David Williams, Silviu-Petru Cucerzan +1 more | 2008-12-02 |
| 7394454 | Data input device and method for detecting lift-off from a tracking surface by electrical impedance measurement | — | 2008-07-01 |
| 7324086 | Data input device and method for detecting lift-off from a tracking surface by laser doppler self-mixing effects | — | 2008-01-29 |
| 7283214 | Self-mixing laser range sensor | Jun Xu, Tianpeng Zhao, Hai Ming, Jianping Xie, Deyong He +5 more | 2007-10-16 |
| 7268705 | Input detection based on speckle-modulated laser self-mixing | — | 2007-09-11 |
| 7242466 | Remote pointing system, device, and methods for identifying absolute position and relative movement on an encoded surface by remote optical method | Glen C. Larsen | 2007-07-10 |
| 7218248 | Input mode switching system | Pawin Suthapong | 2007-05-15 |
| 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 | Xie Jianping, Ming Hai, Zhao Tianpeng, Lv Liang, Gui Huaqiao +1 more | 2006-10-24 |
| 7119794 | Character and text unit input correction system | — | 2006-10-10 |
| 7081884 | Computer input device with angular displacement detection capabilities | — | 2006-07-25 |
| 6544601 | Reusable media ink applying printing system | — | 2003-04-08 |
| 5943067 | Reusable media inkjet printing system | — | 1999-08-24 |