Average Co-Inventor Count = 3.00
ph-index = 1
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. Basf Aktiengesellschaft (2 from 10,754 patents)
2 patents:
1. 6555638 - Production of water-expandable styrene polymers
2. 6342540 - Method for producing water expandable styrene polymers