Average Co-Inventor Count = 3.75
ph-index = 1
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. National Oilwell Varco, L.p. (2 from 572 patents)
2 patents:
1. 9611704 - Hands free gooseneck with rotating cartridge assemblies
2. 9404319 - Wellsite cable support assembly and method of using same