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Gerhard Proll

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  • Garching, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Compressor arrangement with bypass means for preventing freezing of...
    • Patent number 9,022,068
    • Issue date May 5, 2015
    • Knorr-Bremse Systeme fur Schienenfahrzeuge GmbH
    • Christian Achatz
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Water-cooled piston compressor
    • Patent number 8,117,960
    • Issue date Feb 21, 2012
    • Knorr-Bremse Systeme fur Nutzfahrzeuge GmbH
    • Michael Hartl
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    AIR SUPPLY SYSTEM
    • Publication number 20190039589
    • Publication date Feb 7, 2019
    • KNORR-BREMSE SYSTEME FUR SCHIENENFAHRZEUGE GMBH
    • Christian BECKER
    • B61 - RAILWAYS
  • Information Patent Application

    Compressor Arrangement With Bypass Means for Preventing Freezing of...
    • Publication number 20090151794
    • Publication date Jun 18, 2009
    • Knorr-Bremse Systeme fur Schienenfahrzeuge GmbH
    • Christian Achatz
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    WATER-COOLED PISTON COMPRESSOR
    • Publication number 20090071324
    • Publication date Mar 19, 2009
    • KNORR-BREMSE SYSTEME FÜR NUTZFAHRZEUGE GMBH
    • Michael Hartl
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...