Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4740015 | Security document and method of testing same | Richard D. Caprio | 1988-04-26 |
| 4582346 | Document security system | Richard D. Caprio | 1986-04-15 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4740015 | Security document and method of testing same | Richard D. Caprio | 1988-04-26 |
| 4582346 | Document security system | Richard D. Caprio | 1986-04-15 |