Average Co-Inventor Count = 3.00
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. Vr Systems, Inc. (2 from 3 patents)
2 patents:
1. 5101799 - Mixture control unit for use with the control system of a soil venting
2. 5070850 - Mixture control unit system for soil venting apparatus