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David Charles

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  • Berlin, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Electric machine with helical cooling channels
    • Patent number 11,018,539
    • Issue date May 25, 2021
    • VITESCO TECHNOLOGIES GMBH
    • Holger Fröhlich
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Electric machine with a baffle
    • Patent number 10,186,936
    • Issue date Jan 22, 2019
    • Continental Automotive GmbH
    • Holger Fröhlich
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

  • Information Patent Application

    Electric Machine for a Motor Vehicle
    • Publication number 20190027987
    • Publication date Jan 24, 2019
    • CONTINENTAL AUTOMOTIVE GMBH
    • Holger Fröhlich
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    AIR-COOLED ELECTRIC MOTOR WITH A PARALLEL CIRCUIT OF TWO FAN WHEELS
    • Publication number 20180159404
    • Publication date Jun 7, 2018
    • CONTINENTAL AUTOMOTIVE GMBH
    • Holger Fröhlich
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Electric Machine With A Baffle
    • Publication number 20170366074
    • Publication date Dec 21, 2017
    • CONTINENTAL AUTOMOTIVE GMBH
    • Holger Fröhlich
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER