Forward Citations = 66

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17 inventors (with patents filed for the assignee):

Hans Warnke (2 out of 6 patents)

Jorg Richter (2 out of 3 patents)

Hans Lachner (1 out of 7 patents)

4. Siegfried Heiermann (1 out of 6 patents)

5. Kurt Togel (1 out of 2 patents)

6. Wilhelm Berstermann (1 out of 9 patents)

7. Ulrich Grisar (1 out of 7 patents)

8. Ludwig Von Bogdandy (1 out of 5 patents)

9. Peter Schungel (1 out of 2 patents)

10. Karl Bahre (1 out of 2 patents)

11. Werner Boer (1 out of 4 patents)

12. Lothar Gutjahr (1 out of 7 patents)

13. Gerhard Grube (1 out of 1 patent)

14. Friedrich-Wilhelm Kost (1 out of 1 patent)

15. Bernhard Lindenmayer (1 out of 2 patents)

7 patents: Sort by Forward Citations

1. 4360310 - Arrangement for positioning a device for closing and opening pressure (1982-11-23),

2. 4345965 - Method and apparatus for making two component mouldings (1982-08-24),

3. 4340303 - Arrangement for the spectral analysis of substances (1982-07-20),

4. 4332317 - Scraper chain conveyor (1982-06-01),

5. 4245243 - System for registering and sorting out not properly filled deep-drawn (1981-01-13),

6. 4224843 - Tensioning device for simultaneously tensioning a plurality of bolts (1980-09-30),

7. 4140550 - Method of manufacturing a compound steel material of a high corrosion (1979-02-20),

Company Overview

Kloeckner-werke Ag is a leading manufacturer of steel and metal products, with a focus on innovation and sustainability. With a history dating back over 200 years, they have a strong reputation for quality and reliability in their industry. They offer a wide range of products and services to meet the needs of their customers, including coated and uncoated steel products, industrial solutions, and services for the automotive and construction sectors.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

7 Patents

#24 in Duisburg

#4,865 in Germany

Duisburg, Germany

Kloeckner-Werke Ag

Forward Citations = 66

17 inventors:

Hans Warnke (2 out of 6 patents)

Jorg Richter (2 out of 3 patents)

Hans Lachner (1 out of 7 patents)

4. Siegfried Heiermann (1 out of 6 patents)

5. Kurt Togel (1 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Kloeckner-Werke Ag. Retrieved from https://idiyas.com/company/kloeckner-werke-ag

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

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]