Average Co-Inventor Count = 2.00
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. Michelin Recherche Et Techniques S.a. (2 from 40 patents)
2. Compagnie Generale Des Etablissements Michelin (1 from 2,198 patents)
3. Compagnie Generale Des Etablissments Michelin (1 from 44 patents)
2 patents:
1. D729153 - Tire tread
2. D729152 - Tire tread