Average Co-Inventor Count = 1.00
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, Société Anonyme Pour L'etude Et L'exploitation Des Procédés Georges Claude (1,435 patents)
2. Milton Roy Europe (6 patents)
3. Brgm (2 patents)
0 patent: