Average Co-Inventor Count = 4.00
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. Centre National De La Recherche Scientifique (1 from 5,072 patents)
2. Institut Francais Du Pe'trole (1 from 2,424 patents)
1 patent:
1. 4704229 - Surface-active compounds of the sulfobetaines family, their manufacture