For the Inventor, By the Inventor

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Langenhagen, Germany

Wagner Group Gmbh

USPTO Granted Patents = 15

CIPO Patents = 1

EPO Patents = 10

Trademarks = 8

Forward Citations = 85

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17 inventors (with patents filed for the assignee):

Jonas Hartwig (3 out of 3 patents)

Horst Lewonig (2 out of 3 patents)

Andreas Henkel (2 out of 2 patents)

4. Horst Poel (2 out of 2 patents)

5. Martin Addix (2 out of 2 patents)

6. Katrin Rawohl (2 out of 2 patents)

7. Jonathan Schwitzky (2 out of 2 patents)

8. Stefan Beckers (2 out of 2 patents)

9. Frank Eickhorn (1 out of 1 patent)

10. Florence Daniault (1 out of 2 patents)

11. Lutz Burkhardt (1 out of 2 patents)

12. Uwe Tetzlaff (1 out of 1 patent)

13. Andre Heptner (1 out of 1 patent)

14. Peter Stehr (1 out of 1 patent)

15. Herbert Remer (1 out of 1 patent)

15 patents: Sort by Forward Citations

1. D1119646 - Fire detector (2026-03-24),

2. 12525121 - Method and test device for verifying the functionality of an intake particle detection system (2026-01-13),

3. 12499500 - Verification method for an oxygen reduction system (2025-12-16),

4. 12436067 - Flow means for reversing the direction of flow (2025-10-07),

5. 12411107 - Gas measuring device with heating means (2025-09-09),

6. 11946836 - Suction particle detection system having a wall or ceiling feedthrough (2024-04-02),

7. 11887452 - Suction particle detection system with light guide system (2024-01-30),

8. 11883698 - Air-guiding component (2024-01-30),

9. 11745037 - Open-loop and closed-loop control system of a deoxygenation plant (2023-09-05),

10. D977353 - Fire detection device with part (2023-02-07),

11. 11417187 - Scattered light detector and suction fire detection system having a scattered light detector (2022-08-16),

12. 10725096 - Control and monitoring module (2020-07-28),

13. D876452 - Display screen with graphical user interface for a control unit for a fire prevention system (2020-02-25),

14. D876451 - Display screen with graphical user interace for a control unit for a fire prevention system (2020-02-25),

15. D820293 - Display screen with graphical user interface (2018-06-12),

Wagner Group GmbH is a global leader in providing specialized engineering and construction services. With a strong focus on innovation and sustainability, we offer a wide range of solutions in the fields of civil engineering, infrastructure development, and environmental remediation. Our highly skilled team is committed to delivering high-quality projects that meet the highest standards of safety, quality, and efficiency. Visit our website for more information.

This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Sep 15 2026

15 Patents

#1 in Langenhagen

#2,769 in Germany

#39,801 in the World

Langenhagen, Germany

Wagner Group Gmbh

Forward Citations = 85

17 inventors:

Jonas Hartwig (3 out of 3 patents)

Horst Lewonig (2 out of 3 patents)

Andreas Henkel (2 out of 2 patents)

4. Horst Poel (2 out of 2 patents)

5. Martin Addix (2 out of 2 patents)

Please report any incorrect information to [email protected]

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