Average Co-Inventor Count = 2.90
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. U.S. Philips Corporation (1 from 14,087 patents)
2. Alstom (1 from 192 patents)
3. Alstom Transport Sa (1 from 84 patents)
4. Regie Autonome Des Transports Parisiens (1 from 13 patents)
5. Alstom Transport Technologies (234 patents)
3 patents:
1. 9030163 - Energy recharging device for a vehicle
2. 7258309 - Automatic and guided system for transporting people and method for controlling transport modules running in such a system
3. 5134694 - Method and device for the processing of address words