Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D564519 | Electronic scanner | Lou Genatossio | 2008-03-18 |
| D563958 | Electronic scanner | Lou Genatossio | 2008-03-11 |
| 5798748 | Force and torque converter with improved digital optical sensing circuitry | John Hilton, Stephan K. Roundtree | 1998-08-25 |
| 5706027 | Force and torque converter for use in a computer input device | John Hilton, Stephan K. Roundtree | 1998-01-06 |