Average Co-Inventor Count = 3.46
ph-index = 3
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. Pierburg Gmbh (3 from 169 patents)
3 patents:
1. 10161527 - Exhaust gas valve device for an internal combustion engine
2. 9692278 - DC motor for driving assemblies of a motor vehicle
3. 9638141 - Exhaust gas valve device for an internal combustion engine