Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5649014 | Pseudorandom composition-based cryptographic authentication process | Philip J. Koopman, Jr., Alan Matthew Finn | 1997-07-15 |
| 5619575 | Pseudorandom composition-based cryptographic authentication process | Philip J. Koopman, Jr., Alan Matthew Finn | 1997-04-08 |
| 5598476 | Random clock composition-based cryptographic authentication process and locking system | Philip J. Koopman, Jr. | 1997-01-28 |