Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5612524 | Identification symbol system and method with orientation mechanism | Carl Sant'Anselmo, Robert Sant'Anselmo | 1997-03-18 |
| 4924078 | Identification symbol, system and method | Carl Sant'Anselmo, Robert Sant'Anselmo | 1990-05-08 |