Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8102377 | Portable interactive media presentation system | Joe Wright | 2012-01-24 |
| 6540366 | Overhead projection system | Vaughn E. Keenan | 2003-04-01 |
| 6382747 | Console system with suspension of equipment | David Catta, Geoff Gosling, Mac Slipek, Colin V. Blehm, Steve Van Beveren | 2002-05-07 |
| 5821801 | Electrical thermostat | Hans Kolb, Alan Boyce | 1998-10-13 |
| D376109 | Encased thermostat having a rotary knob | Hans Kolb, Alan Boyce | 1996-12-03 |