Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4430640 | Step data to synchro converter | James E. Hermansdorfer | 1984-02-07 |
| 4401932 | Synchro-to-step data converter | James E. Hermansdorfer | 1983-08-30 |
| 4342274 | Steering failure alarm | Charles R. Wesner | 1982-08-03 |