Average Co-Inventor Count = 4.44
ph-index = 2
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. Fmc Corporation (2 from 2,510 patents)
2 patents:
1. 5342066 - Non-extrusion device for split annular casing/tubing hanger compression
2. 5031695 - Well casing hanger with wide temperature range seal