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Neumarkt in der Oberpfalz, Germany

Dehn Se + Co Kg

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USPTO Granted Patents = 21

% Expired Patents = 9.5

EPO Patents = 43

Trademarks = 14

Forward Citations = 18

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32 inventors (with patents filed for the assignee):

Thomas Böhm (5 out of 8 patents)

Stephan Hierl (4 out of 12 patents)

Arnd Ehrhardt (4 out of 20 patents)

4. Peter Zahlmann (4 out of 16 patents)

5. Franz Schork (4 out of 7 patents)

6. Ralph Brocke (3 out of 10 patents)

7. Josef Birkl (3 out of 3 patents)

8. Klaus Bühler (3 out of 6 patents)

9. Edmund Zäuner (2 out of 13 patents)

10. Sascha Ludewig (2 out of 5 patents)

11. Johannes Maget (2 out of 2 patents)

12. Eduard Shulzhenko (2 out of 2 patents)

13. Weie Chen (2 out of 2 patents)

14. Julius Maria Schrafl (2 out of 16 patents)

15. Georg Wittmann (1 out of 17 patents)

21 patents: Sort by Forward Citations

1. 11454653 - Device for detecting electrical currents on or in the vicinity of electrical conductors (2022-09-27),

2. 11425828 - Multi-part universal housing having mounting device for fastening the housing (2022-08-23),

3. 11410802 - Arrangement for non-reversible detection and display of electrical overcurrents or current limit values by means of a pre-finished conductor (2022-08-09),

4. 11295915 - Thermally triggerable indicating or switching device (2022-04-05),

5. 11295914 - Surge protection device having a plurality of surge arresters and, in particular thermal, isolating apparatus which is respectively associated with them (2022-04-05),

6. 11201464 - Arrangement for overload protection for overvoltage protection equipment (2021-12-14),

7. 11201027 - Triggered fuse for low-voltage applications (2021-12-14),

8. 11177652 - Circuit assembly for protecting a unit to be operated from a supply network against surges (2021-11-16),

9. 11171482 - Overvoltage protection device with monitoring and communication functions (2021-11-09),

10. 11165236 - Suppressing circulating currents in conductive structures in buildings (2021-11-02),

11. 11162984 - Device for detecting electrical currents on or near electrical conductors (2021-11-02),

12. 11159013 - Disconnection and switch-over device for overvoltage protection, particularly for DC systems (2021-10-26),

13. 11145477 - Short-circuiting device for use in low-voltage and medium-voltage systems for the protection of property and persons (2021-10-12),

14. 11114823 - Non-rotationally symmetrical spark gap, in particular horn spark gap with deion chamber (2021-09-07),

15. 11088473 - Overvoltage protection device with at least one overvoltage protection unit, consisting of a socket part and a plug part which can be connected to the socket part (2021-08-10),

Company Overview

Dehn Se + Co Kg is a prominent manufacturer specializing in surge protection, lightning protection, and grounding systems. Based in Neumarkt in der Oberpfalz, Germany, the company focuses on providing innovative solutions that enhance safety and reliability in electrical installations. Their expertise spans various sectors, including industrial, commercial, and residential applications, ensuring that infrastructure is protected against electrical surges and lightning strikes. Dehn is recognized for its commitment to quality and technological advancement in the field.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

21 Patents

#1 in 92318 Neumarkt in der Oberpfalz

#2,135 in Germany

#30,018 in the World

Neumarkt in der Oberpfalz, Germany

Dehn Se + Co Kg

Forward Citations = 18

32 inventors:

Thomas Böhm (5 out of 8 patents)

Stephan Hierl (4 out of 12 patents)

Arnd Ehrhardt (4 out of 20 patents)

4. Peter Zahlmann (4 out of 16 patents)

5. Franz Schork (4 out of 7 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Dehn Se + Co Kg. Retrieved from https://idiyas.com/company/dehn-se-plus-co-kg

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]

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