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. Compagnie Generale Des Etablissements Michelin (2 from 2,212 patents)
2. Michelin Recherche Et Technique S.a. (1 from 2,095 patents)
2 patents:
1. D811992 - Tire tread
2. D780675 - Tire tread