Average Co-Inventor Count = 2.40
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, Société Anonyme Pour L'etude Et L'exploitation Des Procédés Georges Claude (2 from 1,435 patents)
2. Messer Group Gmbh (3 patents)
3. Air Liquide Deutschland Gmbh (3 patents)
2 patents:
1. 7500497 - Method of filling compressed-gas containers with gas
2. 7490635 - Method for filling a pressure vessel with gas