Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6868114 | Interference suppression in a spread spectrum communications system using non-linear frequency domain excision | Paul Mckenzie | 2005-03-15 |
| 6426977 | System and method for applying and removing Gaussian covering functions | Harry B. Lee, JR., Jerry Hampton, David L. Nicholson | 2002-07-30 |
| 4760593 | Personal alarm system providing handsfree operation | L. Dennis Shapiro, Robert M. Armington, Philip H. Devlin | 1988-07-26 |
| 4656319 | Alarm system tester | — | 1987-04-07 |
| 4622544 | Low battery indicator | Marc W. Ditz | 1986-11-11 |