Average Co-Inventor Count = 2.67
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. Boehringer Ingelheim International Gmbh (1 from 1,536 patents)
2. Boehringer Ingelheim Pharma Kg (1 from 149 patents)
2 patents:
1. 7449591 - Process of removing transition metals
2. 6737432 - Crystalline form of telmisartan sodium