Average Co-Inventor Count = 1.20
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. Valeo Corporation (3 from 633 patents)
3 patents:
1. 6089983 - Torsion damping device, especially for use in a motor vehicle
2. 5975272 - Torsion damping device
3. 5795230 - Torsion damper having several friction stages