Average Co-Inventor Count = 4.72
ph-index = 3
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. Basf Aktiengesellschaft (4 from 10,754 patents)
2. Knoll Aktiengesellschaft (1 from 84 patents)
5 patents:
1. 4999345 - Sulfonamide derivatives and drugs obtained therefrom
2. 4968717 - Phenylacetonitriles which are substituted by basic groups, their
3. 4940780 - Basically substituted phenylacetonitriles, their preparation and drugs
4. 4914125 - (S)-emopamil for the treatment of migraine
5. 4723039 - Phenylacetaldehydes substituted by basic groups, their preparation and