Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D426225 | Global positioning system receiver enclosure | — | 2000-06-06 |
| 5784027 | Snap position benchmark database and method for rapid cold start initialization of base station receivers | — | 1998-07-21 |
| 4790513 | Solenoid valve assembly | David S. Dennis, James S. Hickman, William J. Linch | 1988-12-13 |
| 4711265 | Spring and washer device | Charles D. Denniston, Richard K. Van Skyock | 1987-12-08 |
| 4637965 | Anticorrosion battery terminal | — | 1987-01-20 |
| 4476449 | Switch actuator for a remote control unit | Ronald N. Gray | 1984-10-09 |
| 4399335 | Switch actuator assembly | Ronnalee House, John Delaplane | 1983-08-16 |