Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5344269 | Automatic retrieval system | — | 1994-09-06 |
| 4776780 | Device for repair of cracked windshields | — | 1988-10-11 |
| 4635053 | Apparatus for supervising access to individual items | David Richardson | 1987-01-06 |