% Expired Patents = 50.0

EPO Patents = 11

Trademarks = 3

Forward Citations = 26

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2 inventors (with patents filed for the assignee):

Damir Sudar (5 out of 5 patents)

Hubert Mannhart (3 out of 4 patents)

Markus Friedl (3 patents)

4. Andreas Schlegel (2 patents)

5. Beat Keller (0 patent)

6. Ruben Durisch (0 patent)

7. Stephan Vogler (0 patent)

8. Philip Hauri (0 patent)

6 patents: Sort by Forward Citations

1. 11255471 - Pipe coupling (2022-02-22),

2. 10781961 - Pipe coupling for connecting two pipe ends or pipe clamp for sealing a defective pipe (2020-09-22),

3. 9631748 - Clamping belt and pipe coupling for the force-closed connection of pipes, in particular of smooth-end pipes (2017-04-25),

4. 8292331 - Anchoring element for pipe couplings (2012-10-23),

5. 7866707 - Anchoring element for pipe couplings (2011-01-11),

6. 7648107 - Brace or pipe clamp (2010-01-19),

Company Overview

Straub Werke Ag is a leading manufacturer of high-quality pipe couplings, valves, and accessories for industrial, commercial, and residential applications. With a focus on innovation and customer satisfaction, Straub Werke Ag has been providing reliable and durable solutions for over 50 years.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

6 Patents

#2 in Wangs

#1,479 in Switzerland

Wangs, Switzerland

Straub Werke Ag

Forward Citations = 26

2 inventors:

Damir Sudar (5 out of 5 patents)

Hubert Mannhart (3 out of 4 patents)

Markus Friedl (3 patents)

4. Andreas Schlegel (2 patents)

5. Beat Keller (0 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Straub Werke Ag. Retrieved from https://idiyas.com/company/straub-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]

11 patents (EPO):

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]