Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5677891 | Circuitry and method that allows for external control of a data security device | Matthew H. Childs | 1997-10-14 |
| 5604713 | Circuitry and method that allows for external control of a data security device | Matthew H. Childs | 1997-02-18 |