Average Co-Inventor Count = 4.80
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. Dsm Fine Chemicals Austria Nfg Gmbh & Co. Kg (2 from 50 patents)
2 patents:
1. 7105631 - Preparation of alkylated N- or amino, ammonium or spirobicyclic ammonium group-containing, crosslinked polymers
2. 6346623 - Method for producing substituted pyridine-carboxylic acids