Average Co-Inventor Count = 1.00
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. Hydril USA Distribution LLC (1 from 64 patents)
1 patent:
1. 12448558 - Blowout-preventers (BOP) elastomer seals with improved self-healing