Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5146863 | Air cushion displacement hull water vehicle | — | 1992-09-15 |
| 4219107 | Speed control device for a heavy duty shaft | Robert A. Administrator of the National Aeronautics and Space Frosch | 1980-08-26 |