Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8049598 | Methods and apparatus for arbitrary antenna phasing in an electronic article surveillance system | Jeffrey T. Oakes, Thomas J. Frederick | 2011-11-01 |
| 7570220 | Resonant circuit tuning system with dynamic impedance matching | Stewart E. Hall, Guillermo H. Padula | 2009-08-04 |
| 7535338 | Wireless synchronized operation of pulsed EAS systems | Thomas J. Frederick, Jeffrey T. Oakes, Richard B. Frederick | 2009-05-19 |
| 7495565 | Methods and apparatus for arbitrary antenna phasing in an electronic article surveillance system | Jeffrey T. Oakes, Thomas J. Frederick | 2009-02-24 |
| 7444120 | Active transmitter ringdown for switching power amplifier | Jeffrey T. Oakes, Thomas J. Frederick | 2008-10-28 |
| 7301459 | Closed loop transmitter control for power amplifier in an EAS system | Thomas J. Frederick, Jeffrey T. Oakes | 2007-11-27 |
| 7134465 | Process and apparatus for identifying, tracking and handling lumber to be cut-in-two | Vince Vanlderstine | 2006-11-14 |
| 5815076 | Pulsed-signal magnetomechanical electronic article surveillance system with improved damping of transmitting antenna | — | 1998-09-29 |
| 5703565 | Transformer coupled switching transmitter for electronic article surveillance system | — | 1997-12-30 |