Issued Patents 2016
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9512728 | Simplified propeller balancing system and method | David R. Danielson | 2016-12-06 |
| 9381997 | Propeller pitchlock system with a rotating interface | — | 2016-07-05 |
RP
Robert H. Perkinson
Overall (2016): #103,780 of 481,213Top 25%
2
Patents 2016