Average Co-Inventor Count = 5.00
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. L'air Liquide, Societe Anonyme a Directoire Et Conseil De Surveillance Pour L'etude Et L'exploitation Des Procedes Georges Claude (1 from 295 patents)
1 patent:
1. 6534649 - Silica gel incorporating polyazacycloalkane units comprising more than six nitrogen atoms, preparation process and use