Maria Poirier

This inventor holds 7 USPTO granted patents and 6 published patent applications, plus 6 CIPO patents and 7 EPO patents. Top assignee: Arcelormittal. Active years: 2022-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Maria Poirier. Retrieved from https://idiyas.com/inventor/maria-poirier

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 7 (Patent Applications = 6)

% Patents Active = 100.0

CIPO Patents = 6 (Patent Applications = 3)

EPO Patents = 7 (Patent Applications = 12)

Average Co-Inventor Count = 3.0

ph-index = 2

Forward Citations = 6(Granted Patents)

Location History:

Villers Saint-Paul, FR (2022 - 2023)
Villers-Saint-Paul, FR (2024)

Company Filing History:

7 out of 451

Arcelormittal

patents

Years Active: 2022-2026

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7 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12564900 - Method for producing a press-hardened laser welded steel part and press-hardened laser welded steel part (2026-03-03),

2. 12398438 - Process for manufacturing a press hardened laser welded steel part (2025-08-26),

3. 12269533 - Method for producing a welded steel blank and associated welded blank (2025-04-08),

4. 11945503 - Method for producing a welded steel blank and associated welded blank (2024-04-02),

5. 11911847 - Method for producing a press-hardened laser welded steel part and press-hardened laser welded steel part (2024-02-27),

6. 11814696 - Steel for press hardening and press hardened part manufactured from such steel (2023-11-14),

7. 11319610 - Steel for press hardening and press hardened part manufactured from such steel (2022-05-03),

Title: Maria Poirier: Innovator in Steel Manufacturing

Introduction

Maria Poirier is a prominent inventor based in Villers Saint Paul, France. She has made significant contributions to the field of steel manufacturing, holding a total of six patents. Her innovative work focuses on processes that enhance the quality and efficiency of steel production.

Latest Patents

Among her latest patents is a process for manufacturing a press hardened laser welded steel part. This process involves providing at least one first steel sheet with a specific composition and a metallic precoating of aluminum or aluminum-based alloy. Another notable patent is a method for producing a welded steel blank, which includes butt welding two precoated sheets using a filler wire with a carefully controlled carbon content. These patents reflect her expertise in advanced manufacturing techniques.

Career Highlights

Maria Poirier is currently employed at ArcelorMittal, a leading global steel and mining company. Her role involves developing innovative solutions that improve manufacturing processes and product quality. Her work has been instrumental in advancing the capabilities of steel production.

Collaborations

Some of her notable coworkers include Pascal Drillet and Sujay Sarkar. Their collaboration has contributed to the success of various projects within the company.

Conclusion

Maria Poirier's contributions to the field of steel manufacturing through her patents and work at ArcelorMittal highlight her as a key innovator in the industry. Her dedication to improving manufacturing processes continues to influence the future of steel production.

Profile summary based on public USPTO records.