Average Co-Inventor Count = 6.00
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. Siemens Aktiengesellschaft (1 from 30,028 patents)
2. Db Fernverkehr Ag (1 from 1 patent)
3. Siemens Mobility Gmbh (435 patents)
1 patent:
1. 8646391 - Rail vehicle for a driving operation on track systems having a ballasted superstructure