For the Inventor, By the Inventor

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Luxembourg, Luxembourg

Arcelormittal

USPTO Granted Patents = 448

% Expired Patents = 0.22

CIPO Patents = 28

EPO Patents = 395

Trademarks = 28

Forward Citations = 236

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548 inventors (with patents filed for the assignee):

Christian Allely (26 out of 32 patents)

Astrid Perlade (26 out of 30 patents)

Kangying Zhu (22 out of 24 patents)

4. Pascal Drillet (21 out of 32 patents)

5. Jean-Michel Mataigne (18 out of 25 patents)

6. Eric Silberberg (18 out of 28 patents)

7. Tiago Machado Amorim (16 out of 18 patents)

8. Hyun Jo Jun (16 out of 16 patents)

9. Nicolas Schneider (16 out of 19 patents)

10. Artem Arlazarov (15 out of 15 patents)

11. Sergio Pace (15 out of 15 patents)

12. Hassan Ghassemi-Armaki (13 out of 13 patents)

13. Emmanuel Lucas (13 out of 13 patents)

14. Francis Schmit (12 out of 17 patents)

15. Anirban Chakraborty (12 out of 12 patents)

Core Competencies:

High Strength Steel

Coated Steel Sheet

Cold Rolled Steel

Heat Treated Steel

Press Hardened Parts

Metal Coating

Steel Processing

Electrical Steel

Additive Manufacturing

Automotive Structures

Welding Techniques

Ductility Improvements

448 patents: Sort by Forward Citations

1. 12735782 - Filtration system (2026-09-15),

2. 12729954 - Leveller calibration device (2026-09-08),

3. 12729413 - Method for producing a steel sheet having excellent processability before hot forming (2026-09-08),

4. 12729409 - TWIP steel sheet having an austenitic matrix (2026-09-08),

5. 12729408 - Method for producing a high strength coated steel sheet having improved ductility and formability, and obtained coated steel sheet (2026-09-08),

6. 12716107 - Press hardening method (2026-08-25),

7. 12708962 - METHODS FOR PREPARATION OF SHEETS TO BE USED FOR FABRICATION OF A WELDED STEEL BLANK AND FABRICATING A WELDED BLANK (2026-08-18),

8. 12703901 - Steel aerosol monobloc (2026-08-11),

9. 12698550 - Hot rolled and heat-treated steel sheet and method of manufacturing the same (2026-08-04),

10. 12692570 - Cold rolled and heat-treated steel sheet and method of manufacturing the same (2026-07-28),

11. 12686926 - Press hardening method (2026-07-21),

12. 12686894 - Lance for blowing oxygen in steelmaking (2026-07-21),

13. 12680878 - Estimation of the temperature of a steel product (2026-07-14),

14. 12680150 - Steel sheet and high strength press hardened steel part and method of manufacturing the same (2026-07-14),

15. 12674215 - Cold rolled and heat-treated steel sheet and method of manufacturing thereof (2026-07-07),

ArcelorMittal is a leading global steel manufacturer headquartered in Luxembourg, specializing in the production of a diverse range of steel products. The company focuses on high strength steel, coated steel sheets, and cold rolled steel, catering to various industries including automotive, construction, and energy. With expertise in heat treated steel and press hardened parts, ArcelorMittal is committed to advancing steel processing technologies and metal coating techniques, ensuring high-quality solutions for its customers worldwide.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Sep 29 2026

448 Patents

#1 in Luxembourg

#1 in Luxembourg

#2,125 in the World

Luxembourg, Luxembourg

Arcelormittal

Forward Citations = 236

548 inventors:

Christian Allely (26 out of 32 patents)

Astrid Perlade (26 out of 30 patents)

Kangying Zhu (22 out of 24 patents)

4. Pascal Drillet (21 out of 32 patents)

5. Jean-Michel Mataigne (18 out of 25 patents)

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