Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4762318 | Exerciser | Roy J. Bertacchi | 1988-08-09 |
| 4717908 | Credit card case with alarm system | Roy J. Bertacchi, John E. Busse | 1988-01-05 |
| 4542757 | Umbrella with advertising flag | — | 1985-09-24 |