Average Co-Inventor Count = 3.60
ph-index = 3
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. (3 from 572 patents)
2. Varco I/p, Inc. (1 from 191 patents)
4 patents:
1. 10829994 - Drilling direct control user interface
2. 10054917 - Drilling direct control user interface
3. 7946356 - Systems and methods for monitored drilling
4. 7422076 - Autoreaming systems and methods