Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D346341 | Electronic article surveillance interrogation panel unit | Roger K. Westerberg, John E. Nelson, Alan E. Smither | 1994-04-26 |
| D319195 | Interrogation gate for an electronic article surveillance system | Steven P. Belletire, Stanley Gresens, Peter J. Zarembo | 1991-08-20 |
| D317272 | Electronic article surveillance unit | Roger K. Westerberg, Peter J. Zarembo, Steven P. Belletire, Gregory J. Foster | 1991-06-04 |
| 4994939 | Universal lattice for magnetic-electronic article surveillance system | Roger K. Westerberg, Peter J. Zarembo | 1991-02-19 |
| 4482874 | Method of constructing an LC network | William C. Tait | 1984-11-13 |