Issued Patents All Time
Showing 176–200 of 223 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10852857 | Frequency diverse e-pen for touch sensor and e-pen systems | Patrick Troy Gray, Daniel Keith Van Ostrand, Richard Stuart Seger, JR., Michael Shawn Gray, Kevin Joseph Derichs | 2020-12-01 |
| 10845985 | Identification in touch systems | Patrick Troy Gray, Daniel Keith Van Ostrand, Richard Stuart Seger, JR. | 2020-11-24 |
| 10831690 | Channel allocation among low voltage drive circuits | Richard Stuart Seger, JR., Daniel Keith Van Ostrand, Timothy W. Markison | 2020-11-10 |
| 10831226 | Low voltage drive circuit with variable oscillating frequencies and methods for use therewith | Richard Stuart Seger, JR., Daniel Keith Van Ostrand, Timothy W. Markison | 2020-11-10 |
| 10826747 | Low voltage drive circuit with digital to digital conversion and methods for use therewith | Richard Stuart Seger, JR., Daniel Keith Van Ostrand, Timothy W. Markison | 2020-11-03 |
| 10733133 | Low voltage drive circuit with range limits and methods for use therewith | Richard Stuart Seger, JR., Daniel Keith Van Ostrand, Timothy W. Markison | 2020-08-04 |
| 10684977 | Low voltage drive circuit with bus isolation and methods for use therewith | Richard Stuart Seger, JR., Daniel Keith Van Ostrand, Timothy W. Markison | 2020-06-16 |
| 10671034 | Motor drive input adaptation with in-line drive-sense circuit | Patrick Troy Gray, Daniel Keith Van Ostrand, Richard Stuart Seger, JR. | 2020-06-02 |
| 10554215 | Analog to digital conversion circuit with very narrow bandpass digital filtering | Grant Howard McGibney, Patrick Troy Gray, Daniel Keith Van Ostrand | 2020-02-04 |
| 10228771 | System and method of pointer detection for interactive input | David Holmgren, Clinton Lam | 2019-03-12 |
| 9442607 | Interactive input system and method | — | 2016-09-13 |
| 9383864 | Illumination structure for an interactive input system | Grant Howard McGibney, Daniel P. McReynolds | 2016-07-05 |
| 9298318 | Interactive input system and method | John Newton, Gareth Paul Bell | 2016-03-29 |
| 9292109 | Interactive input system and pen tool therefor | Sean Thompson, Grant Howard McGibney | 2016-03-22 |
| 9176627 | Camera-based touch system | David Holmgren | 2015-11-03 |
| 8902195 | Interactive input system with improved signal-to-noise ratio (SNR) and image capture method | Grant Howard McGibney, Charles Ung, Trevor Akitt, Ed Tse, Erik Benner +1 more | 2014-12-02 |
| 8780170 | Video conferencing display device | — | 2014-07-15 |
| 8669959 | Passive touch system and method of detecting user input | Mavinder Singh | 2014-03-11 |
| 8591039 | Image projection methods and interactive input/projection systems employing the same | Paul Auger, Mark Andrew Fletcher, Gregory Forrest, Holly Pekau | 2013-11-26 |
| 8537134 | Size/scale and orientation determination of a pointer in a camera-based touch system | Trevor Akitt, Scott Su | 2013-09-17 |
| 8456451 | System and method for differentiating between pointers used to contact touch surface | David Holmgren | 2013-06-04 |
| 8446392 | Method for determining the location of a pointer in a pointer input region, and interactive input system executing the method | Yunqiu (Rachel) Wang, Grant Howard McGibney | 2013-05-21 |
| 8378986 | Passive touch system and method of detecting user input | Mavinder Singh | 2013-02-19 |
| 8325134 | Gesture recognition method and touch system incorporating the same | Douglas B. Hill | 2012-12-04 |
| 8284173 | System and method of detecting contact on a display | — | 2012-10-09 |