Average Co-Inventor Count = 2.40
ph-index = 2
The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.
Company Filing History:
1. Aero Systems Engineering, Inc. (2 from 10 patents)
2 patents:
1. 7153136 - Free fall simulator
2. 5505081 - Valve assembly for free piston shock tube/tunnel