For the Inventor, By the Inventor

Enter assignee name

Munich, Germany

Dywidag-Systems International Gmbh

USPTO Granted Patents = 19

% Expired Patents = 42.1

CIPO Patents = 3

EPO Patents = 32

Trademarks = 6

Forward Citations = 75

Loading Chart...

Loading Chart...

24 inventors (with patents filed for the assignee):

Werner Brand (10 out of 10 patents)

Oswald Nuetzel (6 out of 6 patents)

Egbert Zimmermann (4 out of 4 patents)

4. Frank Schmidt (3 out of 8 patents)

5. Marcel Kasper (2 out of 2 patents)

6. Hagen Keiner (2 out of 2 patents)

7. Michael Bauer (2 out of 9 patents)

8. Otmar Langwadt (2 out of 7 patents)

9. Thomas Kahl (1 out of 1 patent)

10. Florian Marano (1 out of 1 patent)

11. Patrick Wörle (1 out of 1 patent)

12. Andreas Maerzluft (1 out of 1 patent)

13. Lorenz Schnitzler (1 out of 1 patent)

14. Peter Steidinger (1 out of 1 patent)

15. Marcus Schraml (1 out of 1 patent)

19 patents: Sort by Forward Citations

1. 12421677 - Cable bending limiting arrangement and combination of a cable bending limiting arrangement with a cable, an anchorage, a compacting clamp unit and a recess pipe (2025-09-23),

2. 12292094 - Damping arrangement for a cable (2025-05-06),

3. 11473252 - Protection system for tension members (2022-10-18),

4. 10889988 - Corrosion-protected tension member and plastically deformable disc of corrosion protection material for such a tension member (2021-01-12),

5. 10683623 - Elongate tensioning unit (2020-06-16),

6. 10669680 - Method for installing a tensioning element in an anchor block, holder, in particular for carrying out the method and combination of a holder with a prestressing element (2020-06-02),

7. 10663035 - Apparatus for de-icing the casing tube of a tendon (2020-05-26),

8. 9879397 - Strand pressure-pipe anchor (2018-01-30),

9. 9062421 - Protection system for tension members of a structure for collecting ice accumulations detaching from a tension member (2015-06-23),

10. 9009899 - Arrangement for supporting a brace, in particular a stay cable, transversely to the longitudinal extent thereof (2015-04-21),

11. 8702066 - Device and method for controlling a prestressing jack when tensioning a tendon (2014-04-22),

12. 8142109 - Corrosion-protected, self-drilling anchor and anchor subunit and method for the production thereof (2012-03-27),

13. 7967532 - Ground anchor or rock anchor with an anchor tension member comprised of one or more individual elements with corrosion-protected anchor head design (2011-06-28),

14. 7950093 - Tension member for structures and method for manufacturing the same (2011-05-31),

15. 7553108 - Method and arrangement for stressing a staggered anchorage (2009-06-30),

Company Overview

Dywidag-Systems International GmbH, based in Munich, specializes in advanced engineering solutions for construction and infrastructure projects. The company focuses on the development and manufacturing of high-performance products such as post-tensioning systems, ground anchors, and formwork systems. With a commitment to innovation, Dywidag integrates cutting-edge technology into its offerings, serving a global market and contributing to the efficiency and safety of various civil engineering applications.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

19 Patents

#134 in W-8000 Munich

#2,295 in Germany

#32,663 in the World

Munich, Germany

Dywidag-Systems International Gmbh

Forward Citations = 75

24 inventors:

Werner Brand (10 out of 10 patents)

Oswald Nuetzel (6 out of 6 patents)

Egbert Zimmermann (4 out of 4 patents)

4. Frank Schmidt (3 out of 8 patents)

5. Marcel Kasper (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Dywidag-Systems International Gmbh. Retrieved from https://idiyas.com/company/dywidag-systems-international

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]

Loading…