Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6715717 | Method and apparatus for inducing controlled vortices to reduce afterbody drag | Charles J. Dixon | 2004-04-06 |
| 6672835 | Method and apparatus for self-contained variable pitch and/or constant speed propeller including provisions for feathering and reverse pitch operation | — | 2004-01-06 |