Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6774794 | Methods and apparatus for attaching an electronic price label to an electronic theft prevention tag | Terry L. Zimmerman | 2004-08-10 |
| 5965861 | Method and apparatus for enhancing security in a self-service checkout terminal | John C. Addy | 1999-10-12 |