Average Co-Inventor Count = 1.83
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 Sa (2 from 85 patents)
2. Alstom Transport Technologies (1 from 234 patents)
3 patents:
1. 10449974 - Two-floor passenger railway car and train comprising such a car
2. D578807 - Table
3. D577313 - Train head