Average Co-Inventor Count = 1.60
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 Friedrichshafen Ag (1 from 3,444 patents)
2. Zf Lemforder Metallwaren Ag (1 from 91 patents)
3. Carl Freudenberg Kg (516 patents)
2 patents:
1. 12097744 - Closure element for a ball-and-socket joint, and ball-and-socket joint having a closure element of this kind
2. 6913410 - Ball joint