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. Stepan Company (2 from 221 patents)
2 patents:
1. 5627221 - Process for production of low density water-blown rigid foams with flow
2. 5420169 - Process for production of low density water-blown rigid foams with flow