Average Co-Inventor Count = 2.25
ph-index = 2
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. Gec Alsthom Transport Sa (2 from 72 patents)
2. Alstom Transport Technologies (1 from 234 patents)
3. Alstom Transport Sa (84 patents)
3 patents:
1. 8800453 - Articulated coupling between a first car and a second car of a vehicle, especially a railway vehicle
2. 6234702 - Swivel coupling
3. 5921185 - Body-tilt system for articulated vehicles, a vehicle including such a