Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6397722 | Variable torque accommodating, pressure fluid driven, transmissionless engine | — | 2002-06-04 |
| 4401010 | Variable-torque-accommodating machine | Herbert W. DeVitt, Jr. | 1983-08-30 |