Average Co-Inventor Count = 3.60
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. Biopharm Gesellschaft Zur Biotechnologischen Entwicklung (2 from 2 patents)
2. Biopharm Gesellschaft Zur Biotechnologischen (1 from 1 patent)
3 patents:
1. 6120760 - Growth/differentiation factors of the TGF-.beta. family
2. 5994094 - Growth/differentiation factor of the TGF-.beta. family
3. 5807713 - DNA encoding growth/differentiation factor