Average Co-Inventor Count = 1.75
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 Transport Technologies (2 from 234 patents)
2. Alstom Holdings (39 patents)
2 patents:
1. 10449974 - Two-floor passenger railway car and train comprising such a car
2. D822541 - Locomotive