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Puteaux, France

Usinor

USPTO Granted Patents = 74

% Expired Patents = 27.0

CIPO Patents = 27

Trademarks = 2

Forward Citations = 366

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164 inventors (with patents filed for the assignee):

Jean-Michel Damasse (7 out of 12 patents)

Michel Faral (6 out of 10 patents)

Daniel Chaleix (4 out of 18 patents)

4. Patrick Choquet (4 out of 12 patents)

5. Jean-Michel Hauser (4 out of 11 patents)

6. Eric Silberberg (3 out of 29 patents)

7. Francis Schmit (3 out of 17 patents)

8. Colin Scott (3 out of 11 patents)

9. Eric Michel (3 out of 9 patents)

10. Francois Reniers (3 out of 3 patents)

11. Claudine Buess-Herman (3 out of 3 patents)

12. Kazuhiko Honda (3 out of 18 patents)

13. Koki Tanaka (3 out of 21 patents)

14. Laurent Gacher (3 out of 8 patents)

15. Christophe Issartel (3 out of 4 patents)

Core Competencies:

High-Strength Steel

Continuous Casting

Coating Processes

Aluminum Killed Steel

Plasma Cleaning

Galvannealed Steel

Austenitic Stainless Steel

Metal Laminates

Surface Treatment

Steel Sheets

Automotive Applications

Reinforced Steel

74 patents: Sort by Forward Citations

1. 10166742 - Metal-polyamide/polyethylene-metal laminate (2019-01-01),

2. 9502214 - Method of cleaning the surface of a material coated with an organic substance and generator and device for carrying out said method (2016-11-22),

3. 9039846 - Cold-rolled aluminum killed steel sheet and method of manufacturing packaging from said sheet (2015-05-26),

4. 8926772 - Method of producing austenitic iron/carbon/manganese steel sheets having a high strength and excellent toughness and being suitable for cold forming, and sheets thus produced (2015-01-06),

5. 8877003 - Method for the plasma cleaning of the surface of a material coated with an organic substance and the installation for carrying out said method (2014-11-04),

6. 8591660 - Method for the plasma cleaning of the surface of a material coated with an organic substance (2013-11-26),

7. 8491734 - Process of production and production system of high strength galvannealed steel sheet (2013-07-23),

8. 8309004 - Method for producing a composite part (2012-11-13),

9. 7976647 - Very high mechanical strength steel and method for making a sheet thereof coated with zinc or zinc alloy (2011-07-12),

10. 7699947 - Ultrahigh strength hot-rolled steel and method of producing bands (2010-04-20),

11. 7695826 - Alloyed molten zinc plated steel sheet and process of production of same (2010-04-13),

12. 7687152 - High strength molten zinc plated steel sheet and process of production of same (2010-03-30),

13. 7674339 - Method for the plasma cleaning of the surface of a material coated with an organic substance and the installation for carrying out said method (2010-03-09),

14. 7662237 - Method of cleaning the surface of a material coated with an organic substrate and a generator and device for carrying out said method (2010-02-16),

15. 7584638 - Device and method for calibrating a planishing roller device by means of an instrumented bar (2009-09-08),

Company Overview

Usinor, headquartered in Puteaux, France, specializes in the development and manufacturing of high-strength steel products. The company is recognized for its expertise in advanced steel technologies, including continuous casting and various coating processes. Usinor's portfolio encompasses aluminum killed steel, galvannealed steel, austenitic stainless steel, and metal laminates, catering to diverse industries. With a strong focus on innovation, Usinor plays a pivotal role in enhancing the performance and sustainability of steel applications globally.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

74 Patents

#10 in Puteaux

#350 in France

#10,140 in the World

Puteaux, France

Usinor

Forward Citations = 366

164 inventors:

Jean-Michel Damasse (7 out of 12 patents)

Michel Faral (6 out of 10 patents)

Daniel Chaleix (4 out of 18 patents)

4. Patrick Choquet (4 out of 12 patents)

5. Jean-Michel Hauser (4 out of 11 patents)

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

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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