Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5136528 | Maintenance and operational simulators | Richard A. Petersen, Charles E. Gorbet | 1992-08-04 |
| 5067901 | Simulated multimeter | Richard A. Petersen, Charles E. Gorbet | 1991-11-26 |