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. L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des (2 from 715 patents)
2 patents:
1. 5116665 - Multilayer protective coating for a substrate, process for protecting a
2. 5093152 - Process for protecting an optical substrate by plasma deposition