Issued Patents All Time
Showing 26–50 of 50 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7583821 | Apparatus for classifying a material by analyzing the material's surface, and related systems and method | Marshall DePue | 2009-09-01 |
| 7495837 | Collimating lens structures | George E. Smith | 2009-02-24 |
| 7474297 | Contaminant-resistant optical mouse and cradle | Vincent C. Moyer, Mark Melvin Butterworth, Michael J. Brosnan, Roopinder Singh Grewal, Paul Michael Welch +1 more | 2009-01-06 |
| 7446756 | Apparatus for controlling the position of a screen pointer with low sensitivity to particle contamination | Michael J. Brosnan, Ramakrishna Kakarala, Roopinder Singh Grewal, Mark Melvin Butterworth, Vincent C. Moyer +1 more | 2008-11-04 |
| 7427981 | Optical device that measures distance between the device and a surface | Marshall DePue, Dale W. Schroeder | 2008-09-23 |
| 7423227 | Apparatus for optical navigation | Michael J. Brosnan | 2008-09-09 |
| 7423633 | Apparatus for controlling the position of a screen pointer with low sensitivity to fixed pattern noise | Marshall DePue | 2008-09-09 |
| 7399953 | Light source control in optical pointing device | Ramakrishna Kakarala, Vincent C. Moyer | 2008-07-15 |
| 7359041 | Method and system for optically tracking a target using a triangulation technique | Marshall DePue, Douglas M. Baney | 2008-04-15 |
| 7321359 | Method and device for optical navigation | Marshall DePue, Douglas M. Baney | 2008-01-22 |
| 7244925 | Compact and low profile optical navigation device | — | 2007-07-17 |
| 7220956 | Optical mouse with reduced power consumption | David Feldmeier | 2007-05-22 |
| 7189985 | Tracking separation between an object and a surface using a reducing structure | Marshall DePue, Susan Hunter | 2007-03-13 |
| 7184022 | Position determination and motion tracking | Douglas M. Baney, Marshall DePue | 2007-02-27 |
| 7166831 | Optical mouse with replaceable contaminant barrier | Marshall DePue | 2007-01-23 |
| 7161682 | Method and device for optical navigation | Marshall DePue | 2007-01-09 |
| 7119323 | Error corrected optical navigation system | Michael J. Brosnan | 2006-10-10 |
| 7116427 | Low power consumption, broad navigability optical mouse | Douglas M. Baney, Marshall DePue | 2006-10-03 |
| 7084985 | High-resolution optical spectrum analyzer | Douglas M. Baney | 2006-08-01 |
| 7078672 | Method and system for optically tracking a target using interferometric technique | Marshall DePue, Douglas M. Baney | 2006-07-18 |
| 7054009 | Method and apparatus for ultra-high sensitivity optical detection of biological and chemical agents | Marshall DePue | 2006-05-30 |
| 6934037 | System and method for optical navigation using a projected fringe technique | Marshall DePue, Dale W. Schroeder | 2005-08-23 |
| 6885791 | Integrated-optic device and a method for attenuating light or equalizing light using integrated-optic device | Yakov Sidorin, Falgun D. Patel, Ralph H. Page | 2005-04-26 |
| 6567589 | Integrated-optic out-coupler device and method for making and using the same | Yakov Sidorin, Ralph H. Page, Falgun D. Patel | 2003-05-20 |
| 6038406 | Storing information from a writable camera display | Stanley W. Stephenson | 2000-03-14 |