Average Co-Inventor Count = 1.50
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. Phillips Petroleum Company (3 from 5,071 patents)
3 patents:
1. 4668296 - Alkylation of diphenyl oxide
2. 4601340 - Aluminum citrate solution
3. 4556750 - Alkylation process