Average Co-Inventor Count = 1.20
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 S.a.s (4 from 33 patents)
4 patents:
1. 9422672 - Device to maintain a trajectory of a guided vehicle in the event of derailment and/or failure of guidance
2. 9423414 - Method and system for measuring the variation in speed of a moving body
3. 8881657 - Method and device for locking a system for guiding a guided vehicle
4. 8599017 - Method and device for monitoring the presence of a rail