Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5701312 | Method and apparatus for selectively providing repeat messages in a radio communication system | Michael J. DeLuca | 1997-12-23 |
| 5650763 | Non-linear reciprocating device | John M. McKee, Gerald E. Brinkley, Philip P. Macnak | 1997-07-22 |
| 5630228 | Double balanced mixer circuit with active filter load for a portable comunication receiver | — | 1997-05-13 |
| 5610558 | Controlled tracking of oscillators in a circuit with multiple frequency sensitive elements | Philip L. Johnson, Raymond Louis Barrett, Jr. | 1997-03-11 |