Average Co-Inventor Count = 5.46
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. 5424166 - Negative-working radiation-sensitive mixture containing diazomethane
2. 5401608 - Negative-working radiation-sensitive mixture and radiation-sensitive