Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5730660 | Sand trap practice device | — | 1998-03-24 |
| 5480184 | Inflatable occupant restraint device | — | 1996-01-02 |
| 5201543 | Steering wheel protective cushion | Harold L. Hull | 1993-04-13 |
| 5174599 | Steering wheel double air bag protective system | Harold L. Hull | 1992-12-29 |
| 4873469 | Infrared actuated control switch assembly | Wai-Shing Peter Ko, Curtis R. Davidson, Thomas Whitehurst | 1989-10-10 |
| 4823051 | Infrared actuated control switch assembly | — | 1989-04-18 |
| 4722830 | Automated multiple stream analysis system | Michael W. Urie | 1988-02-02 |
| 4700873 | Three-tired vehicle carrier | — | 1987-10-20 |