Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6597744 | Transmitter for electronic article surveillance system | Stanley Strzelec | 2003-07-22 |
| 6400273 | EAS system with wide exit coverage and reduced over-range | — | 2002-06-04 |
| 5748086 | Electronic article surveillance system with comb filtering and false alarm suppression | Thomas J. Frederick | 1998-05-05 |
| 5699045 | Electronic article surveillance system with cancellation of interference signals | Thomas J. Frederick, Steven Goodrich | 1997-12-16 |
| 5673024 | Electronic article surveillance system with comb filtering by polyphase decomposition and nonlinear filtering of subsequences | Thomas J. Frederick | 1997-09-30 |
| 5537094 | Method and apparatus for detecting an EAS marker using a neural network processing device | Thomas J. Frederick | 1996-07-16 |