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Kabel-und Metallwerke Gutehoffnungshuette Ag

USPTO Granted Patents = 30

Forward Citations = 385

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37 inventors (with patents filed for the assignee):

Peter Rohner (5 out of 11 patents)

Eckhard Tuschy (4 out of 4 patents)

Georg Wischmeyer (4 out of 4 patents)

4. Gerhard B Ziemek (3 out of 49 patents)

5. Otto Breitenbach (2 out of 15 patents)

6. Horst Gravemann (2 out of 5 patents)

7. Ottmar Leuchs (2 out of 4 patents)

8. Friedrich Schatz (2 out of 15 patents)

9. Wolfram Klebl (1 out of 15 patents)

10. Horst Gravemann (1 out of 7 patents)

11. Michael Still (1 out of 5 patents)

12. Horst Matzat (1 out of 3 patents)

13. Arnold Vogts (1 out of 1 patent)

14. Harold Roderburg (1 out of 1 patent)

15. Gert Nordmann (1 out of 1 patent)

30 patents: Sort by Forward Citations

1. 4787228 - Making molds with rectangular or square-shaped cross section (1988-11-29),

2. 4702299 - Mold for continuous casting and method of making (1987-10-27),

3. 4531991 - Heat-insulating tubing (1985-07-30),

4. 4376741 - Method and apparatus for continuously extruding an expandable (1983-03-15),

5. 4369911 - Method of making a gas-tight connection between a corrugated high (1983-01-25),

6. 4331281 - Process and apparatus for production of welded tubes (1982-05-25),

7. 4314168 - Prefabricated stator windings (1982-02-02),

8. 4307756 - Thermally insulated tubing (1981-12-29),

9. 4303105 - Insulated transmission line for cryogenic media (1981-12-01),

10. 4297526 - Fire resistant electrical cables (1981-10-27),

11. 4283824 - Method for manufacturing heat exchanger tubing (1981-08-18),

12. 4262162 - Composite corrugated electrical cables (1981-04-14),

13. 4240500 - Heat exchange apparatus (1980-12-23),

14. 4236288 - Method of fabricating heat transfer conduits (1980-12-02),

15. 4232935 - Communications cable with optical waveguides (1980-11-11),

Kabel-und Metallwerke Gutehoffnungshuette AG (GMH) is a leading German company specializing in cable and metal works. With a rich history dating back to 1873, GMH has established itself as a trusted provider of high-quality products and solutions for various industries worldwide. They offer a wide range of cables, wires, and metal products, including steel, aluminum, and copper. GMH's commitment to innovation and quality has helped them become a preferred partner for customers seeking reliable and durable solutions. To learn more about their products and services, please visit their website.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 2 2025

30 Patents

#37 in

#1,622 in Germany

#21,168 in the World

Kabel-und Metallwerke Gutehoffnungshuette Ag

Forward Citations = 385

37 inventors:

Peter Rohner (5 out of 11 patents)

Eckhard Tuschy (4 out of 4 patents)

Georg Wischmeyer (4 out of 4 patents)

4. Gerhard B Ziemek (3 out of 49 patents)

5. Otto Breitenbach (2 out of 15 patents)

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