Average Co-Inventor Count = 2.25
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 (2 from 30,052 patents)
2. Siemens Mobility Gmbh (1 from 438 patents)
3 patents:
1. 10994751 - Railway traction vehicle with roof joint element
2. 9815483 - Ride-up protection means
3. 9802628 - Anti-climbing protection apparatus for a rail vehicle