Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9711020 | Enhanced signal amplitude in acoustic-magnetomechanical EAS marker | Randy J. Zirk, Nen-Chin Liu | 2017-07-18 |
| 9640852 | Enhanced signal amplitude in acoustic-magnetomechanical EAS marker | Randy J. Zirk | 2017-05-02 |