Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5148481 | Transaction system security method and apparatus | Dennis G. Abraham, Steven G. Aden, Todd W. Arnold, William S. Rohland | 1992-09-15 |
| 5048085 | Transaction system security method and apparatus | Dennis G. Abraham, Steven G. Aden, Todd W. Arnold, William S. Rohland | 1991-09-10 |
| 4799061 | Secure component authentication system | Dennis G. Abraham, Glen P. Double | 1989-01-17 |