Average Co-Inventor Count = 2.40
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. Mannesmann Sachs Ag (2 from 353 patents)
2. Zf Sachs Ag (1 from 141 patents)
3. Zf Friedrichshafen Ag (3,428 patents)
4. Volkswagen Ag (3,212 patents)
3 patents:
1. 6942084 - Clutch release mechanism for compensating for misalignments in a friction clutch of a motor vehicle
2. 6700280 - Drive unit with an electric machine
3. 6586852 - Drive system