Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6793183 | Integral node tubular spaceframe | Michael Leslie Hand, Edward Eliot Cook | 2004-09-21 |
| 4695227 | All composite, constant speed universal joint for use in a shaft driven tiltable main rotor for a helicopter | Robert E. Head | 1987-09-22 |
| 4650401 | Flat strap cruciform flexure for helicopter rotor systems | Charles W. Hughes | 1987-03-17 |
| 4573873 | Collective and cyclic in-mast pitch control system for a helicopter | Samuel Chu | 1986-03-04 |