Average Co-Inventor Count = 5.29
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. Shell Oil Comapny (3 from 7,645 patents)
3 patents:
1. 6675888 - Method and system for moving equipment into and through an underground well
2. 6454011 - Method and system for moving equipment into and through a conduit
3. 6241028 - Method and system for measuring data in a fluid transportation conduit