Average Co-Inventor Count = 5.29
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. Zf Friedrichshafen Ag (3 from 3,427 patents)
3 patents:
1. 11692606 - Vibration damper having adjustable damping valve
2. 11242907 - Adjustable vibration damper
3. 10400849 - Adjustable damping valve device