Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4852165 | Secure system and method for providing personal identifier | Robert A. Copella, David R. Garrelts, Sandra I. Krigers | 1989-07-25 |
| 4837426 | Object verification apparatus and method | Kevin J. Pease, Robert A. Copella | 1989-06-06 |