Patents/Inventors

Johannes Kerkmann

Frankfurt am MainDE4 patents

5 Patents

US123580192025
Electrodynamic Vibration Exciter
CONTINENTAL ENGINEERING SERVICES GmbH
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US119733892024
Actuator for Exciting Vibration Having at Least One Electrically Conductive Ring
Continental Engineering Services GmbH
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US119435992024
Vibration Actuator for Rigid Structures for High-performance Bass Playback in Automobiles
Continental Engineering Services GmbH
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US118139702023
Seating Means with Actuators for Sound Emission
CONTINENTAL ENGINEERING SERVICES GmbH
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US115891682023
Actuator for Generating Structure-borne Sound
Continental Engineering Services GmbH
0 cites