Average Co-Inventor Count = 3.00
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. Aisin-Warner K.k. (2 from 15 patents)
2 patents:
1. 4548099 - Torque ratio control device for a V-belt type continuously variable
2. 4455888 - Automotive transmission