For the Inventor, By the Inventor

Enter assignee name

L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des

USPTO Granted Patents = 715

CIPO Patents = 2

Forward Citations = 9,015

Loading Chart...

Loading Chart...

721 inventors (with patents filed for the assignee):

Jean-Yves Lehman (27 out of 47 patents)

Maurice Grenier (26 out of 34 patents)

Christian Monereau (21 out of 78 patents)

4. Daniel Gary (16 out of 37 patents)

5. Bernard Darredeau (16 out of 23 patents)

6. Pierre Petit (16 out of 18 patents)

7. Alain Guillard (15 out of 64 patents)

8. Pierre Karinthi (15 out of 16 patents)

9. Jean-Renaud Brugerolle (13 out of 32 patents)

10. Christian Barbe (13 out of 13 patents)

11. Jean-Pierre Germain (12 out of 14 patents)

12. Serge Moreau (11 out of 35 patents)

13. Louis C Philippe (11 out of 18 patents)

14. Pierre Gauthier (11 out of 11 patents)

15. Eric L Duchateau (10 out of 12 patents)

Core Competencies:

Thin Film Deposition

Gas Cylinder Storage

Hemodialysis Agents

Ozone Treatment

Combustion Processes

Air Distillation

Cryogenic Distillation

Gas Separation

Hydrocarbon Conversion

Hydrogen Purification

Oxygen Recovery

Metal-Carbonyl Standards

715 patents: Sort by Forward Citations

1. 8460989 - Niobium and vanadium organometallic precursors for thin film deposition (2013-06-11),

2. 6162477 - Process and apparatus for treating food products with ozone (2000-12-19),

3. 6162394 - Hygienic agent for use in hemodialysis (2000-12-19),

4. 6161706 - Installation for storing and holding gas cylinders (2000-12-19),

5. 6159003 - Combustion process using separate injections of fuel and of oxidizer (2000-12-12),

6. 6155818 - Oxy-burner having a back-up firing system and method of operation (2000-12-05),

7. 6155079 - Combined process and plant for producing compressed air and at least one (2000-12-05),

8. 6155078 - Air distillation apparatus and air distillation method (2000-12-05),

9. 6153167 - Generation of metal-carbonyl standards for the calibration of (2000-11-28),

10. 6148637 - Air-distillation plant and corresponding cold box (2000-11-21),

11. 6146503 - Method and apparatus for dry surface treatment of an object (2000-11-14),

12. 6146450 - Installation for separating a gaseous mixture (2000-11-14),

13. 6144898 - Control process and device for treating the surface of a solid substrate (2000-11-07),

14. 6143162 - Process for separating oxygen from a gaseous mixture containing it and (2000-11-07),

15. 6141990 - Process and plant for separating air by cryogenic distillation (2000-11-07),

L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude, is a French multinational company specializing in industrial gases and services. With a presence in over 80 countries, L'Air Liquide offers solutions to a wide range of industries, including healthcare, energy, electronics, and automotive. Their expertise in the production, distribution, and application of gases helps enhance industrial performance while reducing environmental impact.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 2 2025

715 Patents

#5 in undefined, undefined

#9 in

#686 in US

#1,361 in the World

L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des

Forward Citations = 9,015

721 inventors:

Jean-Yves Lehman (27 out of 47 patents)

Maurice Grenier (26 out of 34 patents)

Christian Monereau (21 out of 78 patents)

4. Daniel Gary (16 out of 37 patents)

5. Bernard Darredeau (16 out of 23 patents)

Please report any incorrect information to support@idiyas.com

Loading…