% Expired Patents = 33.3

EPO Patents = 12

Trademarks = 4

Forward Citations = 7

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5 inventors (with patents filed for the assignee):

Udo Lütze (2 out of 6 patents)

Jürgen Lang (1 out of 4 patents)

Virgil Ghizelea (1 out of 4 patents)

4. Hubert Erker (1 out of 3 patents)

5. Reinhard Braun (1 out of 1 patent)

6. Elmar Rothe (1 patent)

7. Ralf Coors (1 patent)

8. Martin Lack (0 patent)

9. Markus Roth (0 patent)

10. Rlaf Coors (0 patent)

11. Klaus JÜNGLING (0 patent)

12. Andreas Schindler (0 patent)

3 patents: Sort by Forward Citations

#4 in Weinstadt

#8,427 in Germany

Friedrich Lutze Gmbh

Forward Citations = 7

5 inventors:

Udo Lütze (2 out of 6 patents)

Jürgen Lang (1 out of 4 patents)

Virgil Ghizelea (1 out of 4 patents)

4. Hubert Erker (1 out of 3 patents)

5. Reinhard Braun (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Friedrich Lutze Gmbh. Retrieved from https://idiyas.com/company/friedrich-lutze

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]

12 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]