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Fridolfing, Germany

Rosenberger Hochfrequeńztechnik Gmbh & Co. Kg

USPTO Granted Patents = 257

CIPO Patents = 33

EPO Patents = 228

Trademarks = 17

Forward Citations = 888

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217 inventors (with patents filed for the assignee):

Martin Zebhauser (36 out of 40 patents)

Willem Blakborn (32 out of 35 patents)

Gunnar Armbrecht (25 out of 27 patents)

4. Michael Wollitzer (16 out of 18 patents)

5. Bernd Rosenberger (16 out of 17 patents)

6. Till Bredbeck (15 out of 17 patents)

7. Markus Schichl (12 out of 14 patents)

8. Christian Dandl (11 out of 13 patents)

9. Andreas Gruber (9 out of 11 patents)

10. Thomas Müller (9 out of 10 patents)

11. Frank Tatzel (9 out of 11 patents)

12. Sean S Cahill (9 out of 27 patents)

13. Eric A Sanjuan (9 out of 11 patents)

14. Christian Entsfellner (9 out of 9 patents)

15. Thomas Zelder (9 out of 9 patents)

Core Competencies:

Plug Connectors

Electrical Cable Assembly

High-Frequency Connectors

Waveguide Assembly

Data Transmission Systems

Antenna Arrangements

Electrical Plug Connections

Fiber Optic Modules

Intermodulation Measurement

Circuit Board Connectors

Diagnosis Systems

High-Voltage Systems

257 patents: Sort by Forward Citations

1. 12512634 - Electrical plug connector, electrical mating plug connector, and electrical plug connection (2025-12-30),

2. 12494595 - Inner-conductor contact element for an angled connector, and associated production method (2025-12-09),

3. 12489240 - Small pitch contact assembly with integrated guide element (2025-12-02),

4. 12481006 - Protection device for mechanically protecting a contact element, and measurement method and measurement arrangement for the assembly of an electrical plug-in connector (2025-11-25),

5. 12480220 - Silver electrolyte for depositing dispersion silver layers and contact surfaces with dispersion silver layers (2025-11-25),

6. 12476413 - Housing component for a plug connector, plug connector, and plug connector assembly (2025-11-18),

7. 12470001 - Plug connector assembly and plug connection (2025-11-11),

8. 12451630 - Plug-in connector assembly (2025-10-21),

9. 12442237 - Door safety system, method for operating a door safety system, and transport means (2025-10-14),

10. 12438324 - Metallic plug connector component, and method and device for producing a metallic plug connector component (2025-10-07),

11. 12394917 - Prefabricated electrical cable, plug connector assembly, and method and apparatus for manufacturing an electrical cable (2025-08-19),

12. 12316050 - Electrical plug-in connection and clamping device for an electrical plug-in connection (2025-05-27),

13. 12294179 - Plug-in connector arrangement and electrical plug-in connector (2025-05-06),

14. 12261400 - Electrical plug connector and electrical plug connection (2025-03-25),

15. 12255419 - Plug connector housing, and injection-moulding method and injection-moulding device for producing a plug connector housing (2025-03-18),

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

257 Patents

#1 in Fridolfing

#256 in Germany

#3,291 in the World

Fridolfing, Germany

Rosenberger Hochfrequeńztechnik Gmbh & Co. Kg

Forward Citations = 888

217 inventors:

Martin Zebhauser (36 out of 40 patents)

Willem Blakborn (32 out of 35 patents)

Gunnar Armbrecht (25 out of 27 patents)

4. Michael Wollitzer (16 out of 18 patents)

5. Bernd Rosenberger (16 out of 17 patents)

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