Average Co-Inventor Count = 3.43
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. Societe Nationale Elf Aquitaine (1 from 235 patents)
2. Beghin-say Sa (1 from 36 patents)
2 patents:
1. 5262525 - Method for the chemical modification of proteins
2. 5169943 - Chiral reaction medium for organic reactions