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Levallois-Perret, France

Alstom

USPTO Granted Patents = 192

CIPO Patents = 35

EPO Patents = 5

Trademarks = 16

Forward Citations = 1,720

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308 inventors (with patents filed for the assignee):

Michel Perret (7 out of 53 patents)

Jean-Luc Thomas (6 out of 9 patents)

Denis Dufournet (6 out of 31 patents)

4. Emmanuel Dutarde (5 out of 9 patents)

5. Serge Poullain (5 out of 8 patents)

6. Fabrice Breit (5 out of 5 patents)

7. Jean-Claude Alacoque (5 out of 6 patents)

8. Abdelkrim Benchaib (4 out of 13 patents)

9. Jean Marmonier (4 out of 13 patents)

10. John Fernihough (4 out of 23 patents)

11. Jakob Keller (4 out of 19 patents)

12. Jean-Jacques Laporte (4 out of 7 patents)

13. Christian Oliver Paschereit (3 out of 38 patents)

14. Maxim Konter (3 out of 32 patents)

15. Hans-Peter Bossmann (3 out of 24 patents)

Core Competencies:

Marine Engine Assembly

Magnetic Levitation Transport

Surge Arrestor Manufacturing

Wind Turbine Operation

Railroad Car Design

High Voltage Power Conversion

Electrical Power Regulation

Thermal Stability Capacitors

Electromagnetic Protection Devices

Cooling of Electrical Machines

Effluent Disposal Systems

Gas-Turbine Combustion

192 patents: Sort by Forward Citations

1. 8444803 - Method for making an insulating and tight wall for a tank (2013-05-21),

2. 8435089 - Marine engine assembly including a pod mountable under a ship's hull (2013-05-07),

3. 7397149 - Method and a system for monitoring and regulating the power consumed by a transport system (2008-07-08),

4. 7328660 - Flexible connection device between a bogey side beam and an axle-box (2008-02-12),

5. 7293506 - Structural system comprising a track for a magnetic levitation transport system powered by a linear electric motor (2007-11-13),

6. 7272885 - Method of manufacturing surge arrestor (2007-09-25),

7. 7271507 - Process and system for controlling an electronic power component and data recording support comprising instructions for executing the process (2007-09-18),

8. 7258309 - Automatic and guided system for transporting people and method for controlling transport modules running in such a system (2007-08-21),

9. 7250088 - Directionally solidified columnar grained article and apparatus for manufacture thereof (2007-07-31),

10. 7225857 - Apparatus for manufacture of directionally solidified columnar grained article thereof (2007-06-05),

11. 7221066 - Energy supply unit for transmitting auxiliary energy to an electrical device (2007-05-22),

12. 7211614 - Insulating nozzle for gas blast circuit breaker (2007-05-01),

13. 7190085 - Wind turbine for producing electrical power and a method of operating the same (2007-03-13),

14. 7188399 - Method of fitting flush glazing (2007-03-13),

15. 7184895 - Method and system of non-intrusively monitoring the mixture ratio of a gas mixture having at least two components (2007-02-27),

Alstom is a multinational company operating in the fields of transport and sustainable mobility. With a history spanning over 100 years, Alstom specializes in the design, manufacture, and servicing of trainsets, signaling systems, and infrastructure solutions. Committed to reducing carbon emissions and enhancing mobility, Alstom offers innovative solutions for urban transport, high-speed rail, and sustainable energy systems. The company aims to provide reliable and efficient transportation solutions that contribute to smarter, more connected cities.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

192 Patents

#1 in Levallois-Perret

#140 in France

#4,259 in the World

Levallois-Perret, France

Alstom

Forward Citations = 1,720

308 inventors:

Michel Perret (7 out of 53 patents)

Jean-Luc Thomas (6 out of 9 patents)

Denis Dufournet (6 out of 31 patents)

4. Emmanuel Dutarde (5 out of 9 patents)

5. Serge Poullain (5 out of 8 patents)

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