Average Co-Inventor Count = 4.37
ph-index = 4
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)
2. Fichtel & Sachs Ag (1 from 558 patents)
3. Zf Sachs Ag (1 from 141 patents)
4. Boge Gmbh (1 from 39 patents)
5 patents:
1. 6581734 - Damping valve for a shock absorber
2. 6561720 - Axial securing device for two components by means of a locking ring
3. 6364332 - Adjustable vibration damper with safety device
4. 6305512 - Valve which reacts as a function of pressure, especially for a vibration damper
5. 5431260 - Shock absorber having an elastic gasket upper mounting assembly