Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7843344 | RFID printer and antennas | John F. Feltz, Lance D. Neuhard | 2010-11-30 |
| 7830261 | RFID printer and antennas | John F. Feltz, Lance D. Neuhard | 2010-11-09 |
| 7439858 | RFID printer and antennas | John F. Feltz, Lance D. Neuhard | 2008-10-21 |
| 7439861 | RFID printer and antennas | John F. Feltz, Lance D. Neuhard | 2008-10-21 |
| 6854322 | Directional coupler sensor | Faiz Feisal Sherman, Vladimir Gartstein, Kendal Kerr, Herman William Meyer | 2005-02-15 |
| 5471197 | Tamper-proof bracelet for home arrest system | Michael L. Doyle, Michael H. McLaughlin | 1995-11-28 |
| 5117222 | Tamper indicating transmitter | Frank C. Pennypacker | 1992-05-26 |
| 4980671 | Remote confinement system with timed tamper signal reset | — | 1990-12-25 |