Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6271756 | Security tag detection and localization system | John Edwin Davies, Jr., Eric Eckstein, William S. Richie, Jr. | 2001-08-07 |
| 6249229 | Electronic article security system employing variable time shifts | Eric Eckstein, John Edwin Davies, Jr., Nimesh Shah, Bent Svendsen | 2001-06-19 |