Average Co-Inventor Count = 2.57
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. Puregress Inc. (2 from 2 patents)
2. R.a. Phillips Industries, Inc. (1 from 41 patents)
3 patents:
1. 8408501 - Hose clamp for tractor rig
2. 7118090 - Control valves
3. 6679476 - Control valves