Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9393858 | Infinitely variable transmission | — | 2016-07-19 |
| 9085225 | Infinitely variable transmission | — | 2015-07-21 |
| 6371408 | Helicopter tail rotor authority altitude compensator | — | 2002-04-16 |
| D346146 | Vibration reduction system | — | 1994-04-19 |
| D343824 | External hoist for a helicopter | — | 1994-02-01 |
| D338186 | Enclosure for a helicopter vibration reduction system | — | 1993-08-10 |
| 4365771 | Inplane nodalization system | — | 1982-12-28 |
| 4236607 | Vibration suppression system | William A. Simmons | 1980-12-02 |