Average Co-Inventor Count = 6.00
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. Schlumberger Technology Corporation (2 from 10,180 patents)
2 patents:
1. 11795781 - Actuation valve system with pilot and main valves
2. 10947814 - Pilot controlled actuation valve system