Average Co-Inventor Count = 4.00
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. Caoutchouc Manufacture Et Plastiques (2 from 35 patents)
2 patents:
1. 5123879 - Variable speed transmission device
2. 4968288 - Variable speed transmission device