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Duisburg, Germany

Thyssenkrupp Stahl Ag

USPTO Granted Patents = 36

CIPO Patents = 2

Forward Citations = 222

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75 inventors (with patents filed for the assignee):

Rudolf Kawalla (7 out of 16 patents)

Hans Pircher (6 out of 13 patents)

Thomas Flehmig (5 out of 49 patents)

4. Carl-Dieter Wuppermann (5 out of 7 patents)

5. Bernhard Engl (5 out of 8 patents)

6. Brigitte Hammer (4 out of 9 patents)

7. Cetin Nazikkol (4 out of 5 patents)

8. Friedrich Behr (4 out of 17 patents)

9. Martin Kibben (3 out of 17 patents)

10. Olaf Fischer (3 out of 8 patents)

11. Lothar Patberg (3 out of 46 patents)

12. Karl Ernst Friedrich (3 out of 6 patents)

13. Jürgen Schneider (3 out of 4 patents)

14. Klaus Blümel (3 out of 4 patents)

15. Manfred Espenhahn (3 out of 8 patents)

36 patents: Sort by Forward Citations

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

2. 7726383 - Method for producing a magnesium hot strip (2010-06-01),

3. 7703207 - Blank, chassis component and method for production of said chassis component (2010-04-27),

4. 7501028 - Non-grain oriented magnetic steel strip or magnetic steel sheet and method for its production (2009-03-10),

5. 7290422 - Device for free three-dimensional profile forming (2007-11-06),

6. 7273247 - Support structure for vehicles, made from hollow steel sections (2007-09-25),

7. 7152660 - Rotary lead-through for the coolant inflow and outflow of a back-up and/or conveyor roller which is rotably held in a bearing arrangement at the end (2006-12-26),

8. 7100433 - Vehicle wheel having primary detector function (2006-09-05),

9. 7052072 - Sealing for an opening closure on a car body, especially in space-frame design (2006-05-30),

10. 6941787 - Bending device for thin-walled metal pipes (2005-09-13),

11. 6887590 - Galvannealed metal sheet and method for manufacture of such metal sheet (2005-05-03),

12. 6883218 - Method for the production of a cold formed piece part made out of a steel plate (2005-04-26),

13. 6874724 - Method and device for reeling up in the proper position a hot-rolled strip in a reeling installation (2005-04-05),

14. 6855218 - Method for producing a hot-rolled strip (2005-02-15),

15. 6835253 - Method for producing a hot strip (2004-12-28),

ThyssenKrupp Stahl AG is a leading global steel manufacturer. With a rich history spanning over a century, the company specializes in the production, processing, and distribution of high-quality steel products. ThyssenKrupp Stahl AG is committed to innovation, sustainability, and customer satisfaction. Through continuous research and development, the company offers a diverse range of steel solutions for various industries, including automotive, construction, energy, and engineering. With a strong global presence, ThyssenKrupp Stahl AG strives to meet the ever-evolving demands of the steel market while maintaining the highest standards of quality and efficiency.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

36 Patents

#9 in Duisburg

#1,417 in Germany

#18,177 in the World

Duisburg, Germany

Thyssenkrupp Stahl Ag

Forward Citations = 222

75 inventors:

Rudolf Kawalla (7 out of 16 patents)

Hans Pircher (6 out of 13 patents)

Thomas Flehmig (5 out of 49 patents)

4. Carl-Dieter Wuppermann (5 out of 7 patents)

5. Bernhard Engl (5 out of 8 patents)

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