Average Co-Inventor Count = 3.00
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. Vallourec Drilling Products France (1 from 10 patents)
2. Baker Hughes, a Ge Compnay, LLC (1,388 patents)
1 patent:
1. 9441418 - Drill stem component comprising a movable coupler and a pressure chamber