Average Co-Inventor Count = 11.00
ph-index = 1
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 Lemforder Metallwaren Ag (1 from 89 patents)
2. Zf Friedrichshafen Ag (3,427 patents)
1 patent:
1. 7244074 - Ball and socket joint with sealing bellows