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. Zf Friedrichshafen Ag (1 from 3,428 patents)
2. Zf Batavia L.l.c. (1 from 39 patents)
2 patents:
1. 6997834 - Device for guiding a moveable conical pulley disc of a CVT variator
2. 6679109 - Acoustic recognition of variator slip of a continuously variable transmission