Average Co-Inventor Count = 4.44
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. Schleifring Gmbh (2 from 25 patents)
2 patents:
1. 11171457 - Holder for slip ring brushes
2. 10833467 - Vibration absorbing device for slip-ring brushes