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Gec-Alsthom Limited

USPTO Granted Patents = 28

Forward Citations = 294

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34 inventors (with patents filed for the assignee):

Dennis J Allan (3 out of 3 patents)

John V Grant (3 out of 3 patents)

Brian Robert Haller (3 out of 3 patents)

4. Michael J Manning (2 out of 2 patents)

5. John D Ainsworth (2 out of 5 patents)

6. Carl Christopher Ennis (2 out of 2 patents)

7. Allan Thomas Johns (2 out of 8 patents)

8. David Moreton Hall (2 out of 2 patents)

9. Viccars Jeremy Andrews (2 out of 2 patents)

10. Graham Derek Le Flem (1 out of 9 patents)

11. David Reginald Trainer (1 out of 86 patents)

12. Leslie T Falkingham (1 out of 8 patents)

13. Peter T Griffiths (1 out of 1 patent)

14. Alan G Burgess (1 out of 1 patent)

15. Stephen R Hill (1 out of 1 patent)

Core Competencies:

Vacuum Switching Device

Polyphase Static Var Compensator

Multilevel Converter

Turbine Blade

Cooling Arrangements

Circuit Interrupter

Fault Location

Superconductive Limiters

Electrical Energy Storage

Distribution Transformers

Phase Shifting Circuits

Mine Shaft Conveyance

28 patents: Sort by Forward Citations

1. 6326573 - Vacuum switching device (2001-12-04),

2. 6107785 - Polyphase static var compensator arrangement for supply voltage (2000-08-22),

3. 6088245 - Switching control arrangement (2000-07-11),

4. 5995391 - Control arrangement for a multilevel convertor (1999-11-30),

5. D416881 - Button arrangement on instrument panel (1999-11-23),

6. 5906474 - Turbine blade (1999-05-25),

7. 5866959 - Cooling arrangements for rotating electrical machines (1999-02-02),

8. 5841618 - Power-line trip circuit (1998-11-24),

9. 5834725 - Circuit interrupter arrangement (1998-11-10),

10. 5825189 - Method of locating the position of a fault on a power transmission (1998-10-20),

11. 5790388 - Antiseismic static electrical converter apparatus (1998-08-04),

12. 5779443 - Turbine blade (1998-07-14),

13. 5730845 - Method and apparatus of producing an organo-nitrogen compound (1998-03-24),

14. 5730425 - Method and apparatus for paying out, securing and hauling in a flexible (1998-03-24),

15. 5694279 - Superconductive fault current limiters (1997-12-02),

Company Overview

Gec-Alsthom Limited is a prominent player in the engineering and manufacturing sector, specializing in the development of advanced technologies for transportation and energy solutions. The company focuses on high-speed trains, signaling systems, and power generation equipment, contributing to the modernization of infrastructure. With a strong presence in the UK and beyond, Gec-Alsthom is committed to innovation and sustainability, driving progress in the fields of rail and energy technology.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

28 Patents

#27 in

#637 in United Kingdom

#23,285 in the World

Gec-Alsthom Limited

Forward Citations = 294

34 inventors:

Dennis J Allan (3 out of 3 patents)

John V Grant (3 out of 3 patents)

Brian Robert Haller (3 out of 3 patents)

4. Michael J Manning (2 out of 2 patents)

5. John D Ainsworth (2 out of 5 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Gec-Alsthom Limited. Retrieved from https://idiyas.com/company/gec-alsthom

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

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