Average Co-Inventor Count = 4.35
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. Ge Oil Gas Pressure Control LP (3 from 81 patents)
2. Vetco Gray Inc. (2 from 452 patents)
5 patents:
1. 10927637 - System and method for reducing setting loads
2. 10830006 - Centralizing and protecting sabot
3. 10745992 - Pressure energized seal actuator ring
4. 10196874 - Secondary thrust wireline shearing valve
5. 10107413 - Self-contained gate valve column loading prevention mechanism