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For the Inventor, By the Inventor

Saint-Rémy-lès-Chevreuse, France

Gaztransport Et Technigaz


USPTO Granted Patents = 117

% Expired Patents = 17.1



Trademarks = 6

Forward Citations = 299

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155 inventors (with patents filed for the assignee):

goldMedal Antoine Philippe (14 out of 15 patents)

silverMedal Bruno Deletre (14 out of 14 patents)

bronzeMedal Sébastien Delanoe (13 out of 13 patents)

4.  Jacques Dhellemmes (13 out of 14 patents)

5.  Johan Bougault (11 out of 11 patents)

6.  Mohamed Sassi (11 out of 11 patents)

7.  Marc Boyeau (10 out of 10 patents)

8.  Vincent Berger (8 out of 8 patents)

9.  Mickael Herry (8 out of 8 patents)

10.  Bernard Aoun (8 out of 8 patents)

11.  Francois Durand (7 out of 7 patents)

12.  Laurent Spittael (7 out of 7 patents)

13.  Raphaël Prunier (7 out of 7 patents)

14.  Guillaume Le Roux (6 out of 6 patents)

15.  Olivier Perrot (6 out of 6 patents)


Core Competencies:
Thermally Insulating Tank
Gas Supply System
Leak Detection Device
Liquefied Gas Storage
Thermal Insulation
Fluid Transfer System
Sealed Vessel
Cooling System
Gas-Consuming Apparatus
Maintenance Management
Cryogenic Fluid
Sealed Wall

117 patents:

1. 12767288 - Transport ship comprising a trim control system which is not in communication with the sea (2026-10-20),
2. 12753961 - Cooling circuit for a system for supplying and cooling a gas (2026-10-06),
3. 12736181 - Leaktight and thermally insulating vessel, and associated method for placing under vacuum (2026-09-15),
4. 12716553 - Storage facility for a liquid-state gas comprising a tank and a suction device of an insulation layer of said tank (2026-08-25),
5. 12704323 - Method and system for processing gas in a gas storage facility for a gas tanker (2026-08-11),
6. 12674716 - Method for leak testing a sealed and thermally insulating tank for storing a fluid (2026-07-07),
7. 12631296 - Method and system for assisting the management of a liquefied gas transport ship of the type consuming evaporated gas for its propulsion (2026-05-19),
8. 12624797 - Method for assembling and installing a liquefied gas storage tank (2026-05-12),
9. 12624796 - Liquefied gas storage facility comprising a polygonal load-bearing structure (2026-05-12),
10. 12618520 - Sealed and thermally insulating tank (2026-05-05),
11. 12600444 - Method for controlling the trim of a transport ship without seawater ballast (2026-04-14),
12. 12590757 - Method for cooling a heat exchanger of a gas supply system for a gas-consuming apparatus of a ship (2026-03-31),
13. 12590674 - Thermally insulating sealed tank comprising a reinforcing insulating plug (2026-03-31),
14. 12578061 - Sealed and thermally insulating tank (2026-03-17),
15. 12571502 - Wall for a leaktight and thermally insulating vessel (2026-03-10),
Company Overview
Gaztransport Et Technigaz, headquartered in Saint-Rémy-lès-Chevreuse, France, specializes in advanced thermal insulation technologies primarily for the storage and transportation of liquefied gases. The company focuses on developing innovative solutions such as thermally insulating tanks, gas supply systems, and leak detection devices. Its expertise extends to fluid transfer systems and cooling systems, ensuring safe and efficient handling of liquefied gas. GTT's technologies are pivotal in enhancing the performance and reliability of gas storage and transport infrastructures globally.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 20 2026

117 Patents

#1 in Saint-Rémy-lès-Chevreuse

#237 in France

#6,803 in the World

Saint-Rémy-lès-Chevreuse, FR
Saint-Rémy-lès-Chevreuse, France

Gaztransport Et Technigaz

Forward Citations = 299

155 inventors:

goldMedal Antoine Philippe (14 out of 15 patents)

silverMedal Bruno Deletre (14 out of 14 patents)

bronzeMedal Sébastien Delanoe (13 out of 13 patents)

4.  Jacques Dhellemmes (13 out of 14 patents)

5.  Johan Bougault (11 out of 11 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Gaztransport Et Technigaz. Retrieved from https://idiyas.com/company/gaztransport-et-technigaz

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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