Average Co-Inventor Count = 2.40
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. Cameron International Corporation (3 from 984 patents)
3 patents:
1. 10597966 - Blowout preventer apparatus and method
2. 10309182 - Annular blowout preventer apparatus
3. 10202817 - Packer assembly with inserts for blowout preventer