Average Co-Inventor Count = 4.00
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. Hoechst Aktiengesellschaft (2 from 6,662 patents)
2 patents:
1. 4235641 - Dyeing agent compositions based on polypropylene wax
2. 4088441 - Dyestuff composition for the dyeing or printing of cellulose fiber