Average Co-Inventor Count = 3.00
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. Shell Oil Comapny (2 from 7,646 patents)
2 patents:
1. 8857506 - Alternate energy source usage methods for in situ heat treatment processes
2. 7912358 - Alternate energy source usage for in situ heat treatment processes