Average Co-Inventor Count = 7.00
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. 5457250 - Process for the preparation of synthesis gas
2. 5236557 - Process for purification of aqueous solutions containing hydrogen