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For the Inventor, By the Inventor

Duesseldorf, Germany

Sms Demag Ag


USPTO Granted Patents = 227


Trademarks = 5

Forward Citations = 442

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359 inventors (with patents filed for the assignee):

goldMedal Hans Streubel (11 out of 48 patents)

silverMedal Axel Weyer (10 out of 27 patents)

bronzeMedal Karl Keller (10 out of 47 patents)

4.  Adolf Gustav Zajber (9 out of 16 patents)

5.  Holger Behrens (8 out of 20 patents)

6.  Jürgen Seidel (8 out of 38 patents)

7.  Thomas Fest (8 out of 10 patents)

8.  Heinrich Marti (8 out of 24 patents)

9.  Achim Klein (6 out of 13 patents)

10.  Rolf Brisberger (6 out of 12 patents)

11.  Manfred Schubert (6 out of 12 patents)

12.  Jacques Barbé (6 out of 8 patents)

13.  Dieter Figge (6 out of 32 patents)

14.  Horst Von Wyl (6 out of 13 patents)

15.  Stefan Wendt (5 out of 12 patents)


Core Competencies:
Continuous Casting
Metal Strip Production
Rolling Mill Technology
Metallurgical Treatment
Surface Defect Detection
Hot-Dip Coating
Coiler Mandrel
Roll Bearing Design
Process Stability Enhancement
Tensile-Stress Distribution
Electrode Breakage Detection
Furnace Gas Measurement

227 patents:

1. 8654813 - Safety device for detecting electrode breakage (2014-02-18),
2. 8205662 - Method for the continuous casting of a metal strand (2012-06-26),
3. 8162033 - Strand guiding device and method of operating it (2012-04-24),
4. 8141401 - Method and apparatus for analyzing a layer of metal-working liquid (2012-03-27),
5. 8127583 - Coiler mandrel (2012-03-06),
6. 8096157 - Method and device for rolling up a metal strip (2012-01-17),
7. 8007711 - Method for operating a converter (2011-08-30),
8. 7971461 - Method of and apparatus for manufacturing a metal strip (2011-07-05),
9. 7854408 - Double spread-head carousel winder (2010-12-21),
10. 7691320 - Gas supply system for a metallurgical furnace and operating method for said system (2010-04-06),
11. 7690235 - Method of and device for cooling and or lubrication (2010-04-06),
12. 7662336 - Vessel for the metallurgical treatment of pig iron, steel melts and similar, in particular a converter vessel (2010-02-16),
13. 7631531 - Adjusting roll in rolling frames, among others vertical upset forging frames (2009-12-15),
14. 7611150 - Sealing device comprising a two-piece annular body (2009-11-03),
15. 7601221 - Device for hot-dip coating a metal bar (2009-10-13),
SMS Demag AG is a leading global manufacturer of metallurgical plants and rolling mills. With a strong focus on innovation and technology, the company offers a wide range of solutions for steel and aluminum industries. From design and engineering to project management and installation, SMS Demag AG provides comprehensive services to its clients. With a commitment to sustainability and continuous improvement, the company strives to provide efficient and environmentally friendly solutions for the metal industry.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 30 2025

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227 Patents

#5 in Duesseldorf

#291 in Germany

#3,663 in the World

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Duesseldorf, Germany

Sms Demag Ag

Forward Citations = 442

359 inventors:

goldMedal Hans Streubel (11 out of 48 patents)

silverMedal Axel Weyer (10 out of 27 patents)

bronzeMedal Karl Keller (10 out of 47 patents)

4.  Adolf Gustav Zajber (9 out of 16 patents)

5.  Holger Behrens (8 out of 20 patents)

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