Average Co-Inventor Count = 2.82
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. Ge Oil Gas Pressure Control LP (9 from 81 patents)
2. Vetco Gray Inc. (2 from 452 patents)
3. Baker Hughes Pressure Control LP (0 patent)
11 patents:
1. 10767435 - Slip hanger assembly
2. 10584549 - Coiled tubing split-type running and retrievable clamp tool
3. 10458198 - Test dart system and method
4. 10253589 - Offset adjustment rings for wellhead orientation
5. 10036224 - Seal lock down
6. 9624747 - Tension tubing hanger and method of applying tension to production tubing
7. 9617820 - Flexible emergency hanger and method of installation
8. 9458699 - Slotted wellhead and multibowl polishing tool with woven polishing belt
9. 9447671 - Adjustable isolation sleeve assembly for well stimulation through production tubing
10. 8936098 - System and method for remediating a wellbore annulus
11. 8327943 - Wellhead isolation protection sleeve