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Paris la Defense, France

Areva T&d Sa

USPTO Granted Patents = 43

EPO Patents = 7

Trademarks = 3

Forward Citations = 227

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81 inventors (with patents filed for the assignee):

Jean-Pierre Dupraz (5 out of 30 patents)

Jean-Luc Bessede (5 out of 8 patents)

Denis Frigiere (4 out of 10 patents)

4. Jean-Marc Willieme (4 out of 19 patents)

5. Xavier Allaire (4 out of 6 patents)

6. Yannick Kieffel (3 out of 19 patents)

7. Joël Ozil (3 out of 7 patents)

8. Christophe Creusot (3 out of 7 patents)

9. Jean-Luc Bourgeois (3 out of 4 patents)

10. Christian Lindner (3 out of 5 patents)

11. Raja Kuppuswamy (3 out of 3 patents)

12. Michel Perret (3 out of 53 patents)

13. Alain Girodet (2 out of 10 patents)

14. Wolfgang Grieshaber (2 out of 13 patents)

15. Gwenael Marquezin (2 out of 3 patents)

Core Competencies:

High Voltage Circuit Breaker

Electrical Switchgear

Gas Insulated Switchboard

Current Transformer

Dielectric Oil

Partial Discharge Detection

Medium Voltage Equipment

Circuit Breaker Actuation

Electrical Insulator

Hybrid Circuit Breaker

Power Line Protection

Electrical Contact Element

43 patents: Sort by Forward Citations

1. 8530774 - High voltage circuit breaker with improved gas exhaust (2013-09-10),

2. 8309871 - Apparatus for controlling electrical switchgear (2012-11-13),

3. 8264803 - Alternator circuit-breaker with an inserted resistance (2012-09-11),

4. 8226428 - Electrical contact between pieces of high and medium voltage equipment, adapted for accommodating tilt (2012-07-24),

5. 8081407 - Compact disconnector circuit-breaker for an alternator (2011-12-20),

6. 8063335 - Gas exhaust for circuit breaker (2011-11-22),

7. 8044318 - Interrupting chamber of a circuit-breaker having two compression volumes (2011-10-25),

8. 8044317 - Circuit breaker having a plurality of breaker chambers arranged in parallel, with a common transmission and reduced length (2011-10-25),

9. 8013698 - Permanent-magnet magnetic actuator of reduced volume (2011-09-06),

10. 8013268 - Circuit breaker with a double acting circuit-breaking chamber and an inverted structure (2011-09-06),

11. 7989726 - Electrical device containing insulating gas under pressure and including a composite insulator provided with a window for observing contacts (2011-08-02),

12. 7989704 - Electric insulator and a method for the production thereof (2011-08-02),

13. 7937985 - Checking apparatus for checking operation of a densimeter for medium-voltage and high-voltage electrical equipment, and a method of checking operation of a densimeter (2011-05-10),

14. 7915548 - Combined circuit breaker and disconnector for an alternator with actuation by an assembly of a main shaft and secondaries shafts (2011-03-29),

15. 7833440 - High performance dielectric oil and the use thereof in high voltage electrical equipment (2010-11-16),

AREVA T&D SA is a global player in the transmission and distribution of electricity. With expertise in high-voltage equipment, grid automation, and energy management solutions, the company delivers innovative and sustainable solutions to utilities, industries, and communities worldwide.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

43 Patents

#3 in Paris la Defense

#520 in France

#15,577 in the World

Paris la Defense, France

Areva T&d Sa

Forward Citations = 227

81 inventors:

Jean-Pierre Dupraz (5 out of 30 patents)

Jean-Luc Bessede (5 out of 8 patents)

Denis Frigiere (4 out of 10 patents)

4. Jean-Marc Willieme (4 out of 19 patents)

5. Xavier Allaire (4 out of 6 patents)

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