% Expired Patents = 75.0

EPO Patents = 1

Trademarks = 1

Forward Citations = 14

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11 inventors (with patents filed for the assignee):

Werner Hufenbach (1 out of 47 patents)

Wolfgang Walter (1 out of 15 patents)

Georg Schmidt (1 out of 2 patents)

4. Albert Langkamp (1 out of 4 patents)

5. Peter Dietz (1 out of 1 patent)

6. Guenter Schaefer (1 out of 1 patent)

7. Ilaka Mupende (1 out of 1 patent)

8. Cem Turan (1 out of 1 patent)

9. Guenther Rduch (1 out of 1 patent)

10. Peter Janschek (1 out of 1 patent)

11. Richard Steiner (1 out of 1 patent)

12. Klaus Theusner (0 patent)

4 patents: Sort by Forward Citations

1. 8678637 - Extruder screw, extruder and shaft-hub connection (2014-03-25),

2. 7836744 - Die for forging at high temperatures (2010-11-23),

3. 7501049 - ECM-machine (2009-03-10),

4. 7473087 - Device for exchanging an extrusion cylinder of an extruder (2009-01-06),

Company Overview

Leistritz Aktiengesellschaft is a leading global provider of pumps, extruders, and turbine components for various industries including aerospace, automotive, and energy. With over 100 years of experience, they are known for their innovative solutions and high-quality products. Visit their website to learn more about their offerings and services.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

4 Patents

#60 in Nuremberg

#7,032 in Germany

Nuremberg, Germany

Leistritz Aktiengesellschaft

Forward Citations = 14

11 inventors:

Werner Hufenbach (1 out of 47 patents)

Wolfgang Walter (1 out of 15 patents)

Georg Schmidt (1 out of 2 patents)

4. Albert Langkamp (1 out of 4 patents)

5. Peter Dietz (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Leistritz Aktiengesellschaft. Retrieved from https://idiyas.com/company/leistritz-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]

1 patent (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]