% Expired Patents = 66.7

EPO Patents = 9

Trademarks = 2

Forward Citations = 4

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5 inventors (with patents filed for the assignee):

Ralph Kaethner (1 out of 1 patent)

Albert Clemens (1 out of 3 patents)

Hans-Jürgen Weber (1 out of 1 patent)

4. Carl Hagemeyer (1 out of 4 patents)

5. Jochen Blens (1 out of 4 patents)

6. Lars Rietz (1 patent)

7. Tim Türich (0 patent)

8. Ralf Käthner (0 patent)

9. Carl Dr-Ing Hagemeyer (0 patent)

10. Christoph Huss (0 patent)

11. H-J Weber (0 patent)

12. C Hagemeyer (0 patent)

13. Frank Jung (0 patent)

3 patents: Sort by Forward Citations

#2 in Drolshagen

#8,420 in Germany

Klemm Bohrtechnik Gmbh

Forward Citations = 4

5 inventors:

Ralph Kaethner (1 out of 1 patent)

Albert Clemens (1 out of 3 patents)

Hans-Jürgen Weber (1 out of 1 patent)

4. Carl Hagemeyer (1 out of 4 patents)

5. Jochen Blens (1 out of 4 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Klemm Bohrtechnik Gmbh. Retrieved from https://idiyas.com/company/klemm-bohrtechnik

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]

9 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]