Average Co-Inventor Count = 4.29
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. Basf Aktiengesellschaft (2 from 10,754 patents)
2. Basf Aktienegesellschaft (1 from 5 patents)
3 patents:
1. 6632953 - Production of optically active phospholanes
2. 6359165 - Asymmetric hydrogenation of &bgr;-keto esters
3. 6043396 - Preparation of optically active phospholanes, their metal complexes and