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Voestalpine Stahl Gmbh

USPTO Granted Patents = 64

CIPO Patents = 6

EPO Patents = 111

Trademarks = 15

Forward Citations = 59

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121 inventors (with patents filed for the assignee):

Ronald Fluch (11 out of 11 patents)

Siegfried Kolnberger (10 out of 10 patents)

Thomas Kurz (8 out of 8 patents)

4. Andreas Pichler (8 out of 10 patents)

5. Josef Faderl (6 out of 6 patents)

6. Werner Brandstätter (6 out of 7 patents)

7. Martin Fleischanderl (6 out of 6 patents)

8. Bernhard Jakoby (4 out of 27 patents)

9. Johannes Sell (4 out of 4 patents)

10. Wolfgang Hilber (4 out of 4 patents)

11. Herbert Enser (4 out of 4 patents)

12. Michiharu Nakaya (4 out of 14 patents)

13. Thomas Hebesberger (4 out of 4 patents)

14. Bernhard Strauss (4 out of 4 patents)

15. Martin Peruzzi (4 out of 4 patents)

Core Competencies:

Hardened Steel Components

Electrical Steel Strip

Lamination Stacks

Composite Materials

Galvannealed Steel Sheet

Heat Treatment

Cold Rolled Steel Sheet

Protective Coatings

Metal Strip Coating

Strain Gauge Technology

Non-Destructive Testing

Temperature Control

64 patents: Sort by Forward Citations

1. 12435381 - Steel material and method for its manufacture (2025-10-07),

2. 12344914 - Method for producing hardened steel components with a conditioned zinc alloy anti-corrosive layer (2025-07-01),

3. 12337405 - Resistance spot welded joint comprising a zinc coated AHSS steel sheet (2025-06-24),

4. 12331369 - Method for producing conventionally hot-rolled profiled strip products (2025-06-17),

5. 12319992 - Cold rolled steel sheet (2025-06-03),

6. 12319043 - Method for connecting sheet metal parts in order to form lamination stacks (2025-06-03),

7. 12291658 - Electrical steel strip or sheet, method for producing such an electrical steel strip or sheet, and lamination stack made therefrom (2025-05-06),

8. 11998946 - Method for producing lacquer-coated electrical strips, and lacquer-coated electrical strip (2024-06-04),

9. 11970753 - Method of producing ultrahigh-strength steel sheets and steel sheets therefor (2024-04-30),

10. 11801663 - Method for producing steel composite materials (2023-10-31),

11. 11745247 - Method for stacking sheet metal parts made from an electrical steel strip or sheet to form lamination stacks (2023-09-05),

12. 11558965 - Device and method for producing an electrical connecting contact on a coated metal sheet (2023-01-17),

13. 11536692 - Apparatus and method for the non-destructive determination of the content of the magnetizable and/or non-magnetizable portion of a sample (2022-12-27),

14. 11529796 - Coated sheet metal band and production method (2022-12-20),

15. 11479830 - Method for treating slag (2022-10-25),

voestalpine Stahl GmbH is a leading international technology and capital goods group with a focus on steel production. With its headquarters in Linz, Austria, the company produces high-quality steel products for various industries including automotive, railway, aviation, energy, and construction. voestalpine Stahl GmbH constantly invests in research and development to deliver innovative solutions and sustainable steel products to its customers worldwide.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

64 Patents

#5 in Linz

#66 in Austria

#11,188 in the World

Voestalpine Stahl Gmbh

Forward Citations = 59

121 inventors:

Ronald Fluch (11 out of 11 patents)

Siegfried Kolnberger (10 out of 10 patents)

Thomas Kurz (8 out of 8 patents)

4. Andreas Pichler (8 out of 10 patents)

5. Josef Faderl (6 out of 6 patents)

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