Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4873947 | Variable compression ratio direct injection engine | Thomas W. Ryan, III, Milan J. Maymar | 1989-10-17 |
| 4524466 | Continuous rotation reversible pitch axial thrust heart pump | Charles William Hall, Jr. | 1985-06-25 |