Average Co-Inventor Count = 3.00
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. Schunk Kohlenstofftechnik Gmbh (2 from 34 patents)
2. Zf Friedrichshafen Ag (3,451 patents)
3. Zeppelin Systems Gmbh (9 patents)
2 patents:
1. 6068926 - Carbon brush and process for impregnating same
2. 5798178 - Carbon brush and process for impregnating same