Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8290176 | Sports team novelty system for vehicles | — | 2012-10-16 |
| 5756047 | Air purification method | Richard E. Wickham | 1998-05-26 |
| 5397546 | Scrubber sterilization system | Richard E. Wickham | 1995-03-14 |
| D279401 | Playground climber | — | 1985-06-25 |
| 4497484 | Playground climber | — | 1985-02-05 |