Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4197699 | Free turbine type gas turbine engine with variable free turbine guide vane control system | James C. Riple | 1980-04-15 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4197699 | Free turbine type gas turbine engine with variable free turbine guide vane control system | James C. Riple | 1980-04-15 |