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For the Inventor, By the Inventor

Rennes, France

Legris Sas

Calculating rank
USPTO Granted Patents = 11

% Expired Patents = 27.3


Trademarks = 4

Forward Citations = 149

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7 inventors (with patents filed for the assignee):

goldMedal Philippe Blivet (3 out of 11 patents)

silverMedal Cyril Leroyer (3 out of 4 patents)

bronzeMedal Philippe Poder (3 out of 10 patents)

4.  Philippe Le Quere (1 out of 26 patents)

5.  Rinaldo Lotti (1 out of 1 patent)

6.  Stephane Gaudin (1 out of 1 patent)

7.  Christophe Texier (1 out of 1 patent)

8.  Philippe Guillard (3 patents)

9.  Stéphane Gaudin (2 patents)

10.  Yves Cambot Courrau (0 patent)

11.  Le Bars Nicolas Nicolas (0 patent)


11 patents:

1. 8398121 - Secure coupled tube assembly (2013-03-19),
2. D653310 - Collar for pipes (2012-01-31),
3. D634820 - Joint for pipes (2011-03-22),
4. D634819 - Joint for pipes (2011-03-22),
5. D634818 - Joint for pipes (2011-03-22),
6. 7887242 - Coupling for cable carrier tubes (2011-02-15),
7. 7887097 - Coupling device for a motor vehicle fluid circuit (2011-02-15),
8. 7845684 - Quick connector (2010-12-07),
9. 7802822 - Coupling with an indicator (2010-09-28),
10. 7690694 - Quick coupling device (2010-04-06),
11. 7654584 - Guide bushing easily inserted into a coupling bore, and a corresponding coupling (2010-02-02),
Company Overview
Legris Sas, headquartered in Rennes, France, specializes in the development and manufacturing of fluid and gas transfer solutions. The company focuses on providing innovative products and systems for various industries, including automation, transportation, and industrial applications. With a strong emphasis on research and technology, Legris is dedicated to enhancing efficiency and reliability in fluid management, leveraging advanced materials and engineering practices to meet the evolving needs of its global clientele.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Nov 3 2026

11 Patents

#11 in Rennes

#1,586 in France

#51,873 in the World

Rennes, FR
Rennes, France

Legris Sas

Forward Citations = 149

7 inventors:

goldMedal Philippe Blivet (3 out of 11 patents)

silverMedal Cyril Leroyer (3 out of 4 patents)

bronzeMedal Philippe Poder (3 out of 10 patents)

4.  Philippe Le Quere (1 out of 26 patents)

5.  Rinaldo Lotti (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Legris Sas. Retrieved from https://idiyas.com/company/legris-sas

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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