Average Co-Inventor Count = 3.00
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. Electricite De France - Service National (1 from 142 patents)
2. Compagnie Maritime D'expertises (1 from 9 patents)
1 patent:
1. 4894512 - Method and device for underwater electrical welding