Average Co-Inventor Count = 2.57
ph-index = 3
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. Hydro-quebec (3 from 459 patents)
2. Societe Nationale Elf Aquitaine (2 from 235 patents)
3. Centre National De La Recherche Scientifique (1 from 5,072 patents)
3 patents:
1. 6120696 - Proton conductors in liquid form
2. 5250784 - Method and device for cutting a multilayer assembly composed of a
3. 5100746 - Process for production of a multi-layer assembly for an electrochemical