Average Co-Inventor Count = 6.00
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. Bayer Aktiengesellschaft (2 from 12,168 patents)
2 patents:
1. 5086157 - Aromatic polyether sulphones based on dihydroxy-diphenyl-cyclo-alkanes
2. 4964890 - Aromatic polyether ketones