Average Co-Inventor Count = 3.71
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 (3 from 353 patents)
3 patents:
1. 6533665 - Torsion damping mechanism with auxiliary mass
2. 6448674 - Drive system
3. 6437467 - Drive system