Issued Patents All Time
Showing 26–38 of 38 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8407022 | Real-time dynamic tracking of bias | Hua Sheng, Christopher D. Roller, Charles W. K. Gritton | 2013-03-26 |
| 8237657 | Methods and devices for removing unintentional movement in 3D pointing devices | Frank A. Hunleth | 2012-08-07 |
| 8072424 | 3D pointing devices with orientation compensation and improved usability | — | 2011-12-06 |
| 7860676 | Real-time dynamic tracking of bias | Hua Sheng, Christopher D. Roller, Charles W. K. Gritton | 2010-12-28 |
| 7719261 | Methods and systems for calibrating a sensor using a vector field | Friedrich G. Geck, Mark Turner | 2010-05-18 |
| 7535456 | Methods and devices for removing unintentional movement in 3D pointing devices | Frank A. Hunleth | 2009-05-19 |
| 7489299 | User interface devices and methods employing accelerometers | Daniel S. Simpkins | 2009-02-10 |
| 7489298 | 3D pointing devices and methods | Daniel S. Simpkins, Charles W. K. Gritton, Mark Turner, Frank A. Hunleth | 2009-02-10 |
| 7414611 | 3D pointing devices with orientation compensation and improved usability | — | 2008-08-19 |
| 7262760 | 3D pointing devices with orientation compensation and improved usability | — | 2007-08-28 |
| 7239301 | 3D pointing devices and methods | Daniel S. Simpkins, Charles W. K. Gritton, Mark Turner, Frank A. Hunleth | 2007-07-03 |
| 7236156 | Methods and devices for identifying users based on tremor | Christopher D. Roller, Daniel S. Simpkins, Charles W. K. Gritton | 2007-06-26 |
| 7158118 | 3D pointing devices with orientation compensation and improved usability | — | 2007-01-02 |