TREA

Robert CALDERWOOD

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  • Peoria, IL, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Elliptical ball valve seal
    • Patent number 10,883,613
    • Issue date Jan 5, 2021
    • Caterpillar Inc.
    • Robert Charles Calderwood
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Electrical monitoring of gaseous fuel admission valves
    • Patent number 10,208,683
    • Issue date Feb 19, 2019
    • Caterpillar Motoren GmbH & Co. KG
    • Eike Joachim Sixel
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

Patents Applicationslast 30 patents

  • Information Patent Application

    Elliptical Ball Valve Seal
    • Publication number 20190331238
    • Publication date Oct 31, 2019
    • Caterpillar Inc.
    • Robert Charles Calderwood
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    ELECTRICAL MONITORING OF GASEOUS FUEL ADMISSION VALVES
    • Publication number 20150252737
    • Publication date Sep 10, 2015
    • CATERPILLAR MOTOREN GMBH & CO. KG
    • Eike Joachim SIXEL
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS