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Courbevoie, France

Gdf Suez

USPTO Granted Patents = 15

% Expired Patents = 40.0

CIPO Patents = 11

EPO Patents = 31

Forward Citations = 26

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39 inventors (with patents filed for the assignee):

Bernard Marchand (3 out of 5 patents)

Sebastian Fischer (2 out of 22 patents)

Elmar Koch (2 out of 22 patents)

4. Andreas Joachim Hanses (2 out of 7 patents)

5. Yilmaz Kara (2 out of 2 patents)

6. David Leme (2 out of 2 patents)

7. Frédéric Legrand (1 out of 5 patents)

8. Sandra Capela (1 out of 2 patents)

9. Ylmaz Kara (1 out of 1 patent)

10. Stéphane Carpentier (1 out of 1 patent)

11. David Dupuis (1 out of 1 patent)

12. Armelle Cessou (1 out of 1 patent)

13. Pierre Vervisch (1 out of 1 patent)

14. Philippe Buchet (1 out of 2 patents)

15. Nicolas Richard (1 out of 1 patent)

15 patents: Sort by Forward Citations

1. 10023820 - Device and method for producing substitute natural gas and network comprising same (2018-07-17),

2. 9957452 - Method and device for treating a synthesis gas from a biomass gasification step (2018-05-01),

3. 9926239 - Methanation process and reactor for reacting hydrogen with at least one carbon-based compound and producing methane and water (2018-03-27),

4. 9618199 - Radiating burner having enhanced performance and method for improving the performance of a radiating burner (2017-04-11),

5. 9611519 - Process and installation for heating a metallic strip, notably for an annealing (2017-04-04),

6. 9546787 - Device for stabilizing dilute combustion in a cold-wall combustion chamber (2017-01-17),

7. 9517960 - Process of operating a glass melting oven (2016-12-13),

8. 9347267 - Horizontal drilling device (2016-05-24),

9. 9243453 - Method for operating a horizontal drilling device and horizontal drilling device (2016-01-26),

10. 8804458 - Non destructive testing device and method for detecting possible anomalies of a wall thickness (2014-08-12),

11. 8739536 - Regulating the temperature of a heat regenerator used in an installation for storing energy by adiabatic compression of air (2014-06-03),

12. 8272112 - Tool set for the introduction in a sheath of a flow-monitoring device for a fluid piping, and an implementation method therefore (2012-09-25),

13. 8028573 - Tool set for the insertion of a flow monitoring device in a fluid piping, and implementation method therefore (2011-10-04),

14. 8018220 - Electronic identification device and method (2011-09-13),

15. 7819657 - Gas burner with only an internal flame (2010-10-26),

GDF SUEZ is now known as ENGIE. It is a multinational energy company that operates in the electricity, natural gas, and renewable energy sectors. ENGIE is committed to providing innovative solutions for sustainable energy and environmental transitions. With a strong presence in over 70 countries, ENGIE aims to lead the energy transition towards a low-carbon future.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Sep 29 2026

15 Patents

#65 in Courbevoie

#1,257 in France

#39,846 in the World

Courbevoie, France

Gdf Suez

Forward Citations = 26

39 inventors:

Bernard Marchand (3 out of 5 patents)

Sebastian Fischer (2 out of 22 patents)

Elmar Koch (2 out of 22 patents)

4. Andreas Joachim Hanses (2 out of 7 patents)

5. Yilmaz Kara (2 out of 2 patents)

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