For the Inventor, By the Inventor

Enter assignee name

Technigaz

Calculating rank

USPTO Granted Patents = 18

Forward Citations = 372

Loading Chart...

Loading Chart...

5 inventors (with patents filed for the assignee):

Michel Kotcharian (13 out of 14 patents)

Gilles Argy (2 out of 13 patents)

Jean Alleaume (1 out of 1 patent)

4. Jean Claude (1 out of 1 patent)

5. Pierre Morand (1 out of 1 patent)

18 patents: Sort by Forward Citations

1. 4570815 - Fluid-tight connecting structure and storage tank in particular for a (1986-02-18),

2. 4513550 - Method of building a reservoir for storing a liquid at low temperature (1985-04-30),

3. 4461398 - Storage tank for cryogenic liquefied gases such in particular as hydrogen (1984-07-24),

4. 4450711 - Method of and device for remotely detecting leaks in a fluid-conveying (1984-05-29),

5. 4417603 - Flexible heat-insulated pipe-line for in particular cryogenic fluids (1983-11-29),

6. 4378403 - Laminated composite material usable in heat-insulating composite walls (1983-03-29),

7. 4366917 - Cryogenic tank (1983-01-04),

8. 4199909 - Thermally insulating, fluid-tight composite wall, prefabricated elements (1980-04-29),

9. 4133181 - Method of assembling and laying a conduit for conveying a fluid between (1979-01-09),

10. 4128069 - Method of mounting a heat-insulating composite wall structure in a (1978-12-05),

11. 4105819 - Laminated sheets particularly for cryogenic enclosures, pipes, and the (1978-08-08),

12. 4090538 - System for loading and unloading at sea a transportation ship conveying (1978-05-23),

13. 4060263 - Conduit for conveying a fluid, the temperature of which is different (1977-11-29),

14. 4054431 - Method and device for regenerating an impure effluent fluid and product (1977-10-18),

15. 4021982 - Heat insulating wall structure for a fluid-tight tank and the method of (1977-05-10),

Company Overview

Technigaz, headquartered in Paris, specializes in the design and construction of cryogenic storage and transportation systems for liquefied gases. The company is recognized for its innovative solutions in the energy sector, particularly in liquefied natural gas (LNG) and hydrogen applications. With a strong emphasis on safety and efficiency, Technigaz leverages advanced engineering techniques to support the global energy transition. Its expertise extends across various markets, contributing to sustainable energy initiatives worldwide.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

18 Patents

#263 in Paris

#1,099 in France

#34,263 in the World

Technigaz

Forward Citations = 372

5 inventors:

Michel Kotcharian (13 out of 14 patents)

Gilles Argy (2 out of 13 patents)

Jean Alleaume (1 out of 1 patent)

4. Jean Claude (1 out of 1 patent)

5. Pierre Morand (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Technigaz. Retrieved from https://idiyas.com/company/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]

Loading…