Average Co-Inventor Count = 2.00
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. Boehringer Ingelheim Pharma Kg (2 from 149 patents)
2. Boehringer Ingelheim Pharma Gmbh & Co Kg (194 patents)
2 patents:
1. 6610849 - Process for the manufacture of tropenol
2. 6476225 - Process for purifying 20(S)-camptothecin