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. Alstom (1 from 192 patents)
1 patent:
1. 6570276 - Ventilation device and rail traction electric motor equipped with such a device