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Alstom Holdings

USPTO Granted Patents = 39

CIPO Patents = 5

EPO Patents = 198

Trademarks = 32

Forward Citations = 83

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73 inventors (with patents filed for the assignee):

Jean Marmonier (3 out of 13 patents)

Pascal Poisson (2 out of 3 patents)

Alain Landrot (2 out of 6 patents)

4. Bernard Dabezies (2 out of 2 patents)

5. Pascal Delroise (2 out of 2 patents)

6. Michel Mermet-Guyennet (2 out of 3 patents)

7. Nicolas Changey (2 out of 2 patents)

8. Alain Petitbon (2 out of 2 patents)

9. Sophie Crouzy (2 out of 2 patents)

10. Eric Ranchy (2 out of 2 patents)

11. Amandine Seve (2 out of 2 patents)

12. Gaël Martinez (2 out of 2 patents)

13. Bastian Simoni (1 out of 4 patents)

14. Johnny Holmberg (1 out of 10 patents)

15. Jeffrey Michael Fries (1 out of 57 patents)

39 patents: Sort by Forward Citations

1. 12434745 - Articulation device for an articulated vehicle, corresponding vehicle and adjustment method (2025-10-07),

2. 12431883 - Pulse width modulation system provided with synchronized control boards (2025-09-30),

3. 12397831 - Train coupler, system and method for automatic coupling trains, and related train (2025-08-26),

4. 12341442 - Voltage source converter and a method for operation thereof (2025-06-24),

5. 12319173 - Insulating support assembly for a catenary adapted for powering an electrical vehicle, notably a tram or a trolleybus, and related catenary (2025-06-03),

6. 12304537 - Railway carriage with vehicle monitoring system and associated monitoring method (2025-05-20),

7. 12304535 - Unlocking system, bogie comprising such a system and associated manufacturing method (2025-05-20),

8. 12296696 - Power supply system and method of controlling such a power supply system (2025-05-13),

9. 12250472 - Surveillance system for a road with alternating units and associated method (2025-03-11),

10. 12247703 - Anti-fire safety system for a vehicle having hydrogen stored on board, and related vehicle (2025-03-11),

11. 12246759 - Method for controlling the occupancy of vehicle seats by passengers, and associated devices (2025-03-11),

12. 12188906 - System and method for detecting a defect in a railway track rail (2025-01-07),

13. 12179815 - Computer implemented method for determining railway vehicle movement profile type of a railway vehicle movement profile and controller of a track circuit system (2024-12-31),

14. 12172688 - System and method for managing the movement of a vehicle along a transport network (2024-12-24),

15. 12172120 - Particle-collecting device and vehicle equipped with such a device (2024-12-24),

Alstom Holdings is a global leader in the transportation industry, providing innovative and sustainable solutions for rail systems and related services. With a presence in over 60 countries and a strong focus on research and development, Alstom is committed to driving the future of mobility through cutting-edge technologies and environmentally friendly practices.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Jan 6 2026

39 Patents

#135 in Paris

#571 in France

#16,954 in the World

Alstom Holdings

Forward Citations = 83

73 inventors:

Jean Marmonier (3 out of 13 patents)

Pascal Poisson (2 out of 3 patents)

Alain Landrot (2 out of 6 patents)

4. Bernard Dabezies (2 out of 2 patents)

5. Pascal Delroise (2 out of 2 patents)

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