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 7,645 patents)
2 patents:
1. 5847051 - Block copolymer composition containing polypropylene and polybutene
2. 5104733 - Adhesive for adhering polybutylene to metal