% Expired Patents = 100.0

EPO Patents = 5

Forward Citations = 28

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7 inventors (with patents filed for the assignee):

Harry Drewes (2 out of 6 patents)

Wolfgang Benz (1 out of 2 patents)

Peter Funke (1 out of 2 patents)

4. Frank Schuster (1 out of 2 patents)

5. Dietmar Zielke (1 out of 2 patents)

6. Manfred Jakob (1 out of 1 patent)

7. Horst-Udo Christ (1 out of 2 patents)

8. Tim Ullner (2 patents)

9. Fritz Hagemann (3 patents)

10. Ulf Seide (0 patent)

3 patents: Sort by Forward Citations

#7 in Schwarzenbek

#8,427 in Germany

Hauni Primary Gmbh

Forward Citations = 28

7 inventors:

Harry Drewes (2 out of 6 patents)

Wolfgang Benz (1 out of 2 patents)

Peter Funke (1 out of 2 patents)

4. Frank Schuster (1 out of 2 patents)

5. Dietmar Zielke (1 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Hauni Primary Gmbh. Retrieved from https://idiyas.com/company/hauni-primary

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]

5 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]