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. Zf Friedrichshafen Ag (2 from 3,444 patents)
2 patents:
1. 5839527 - Multi-axle steering system for vehicles
2. 5799259 - Vehicle with steerable front and rear wheels