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David H. HILL

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  • San Diego, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Vortex flow apparatus
    • Patent number 9,803,667
    • Issue date Oct 31, 2017
    • VTX TECHNOLOGY LLC
    • John L. Brock
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    VORTEX FLOW CATALYTIC CONVERSION APPARATUS AND METHOD OF VORTEX FLO...
    • Publication number 20190257330
    • Publication date Aug 22, 2019
    • VTX Technology LLC
    • David H. Hill
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    VORTEX FLOW APPARATUS
    • Publication number 20180066563
    • Publication date Mar 8, 2018
    • VTX TECHNOLOGY LLC
    • David H. HILL
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    VORTEX FLOW APPARATUS
    • Publication number 20150330422
    • Publication date Nov 19, 2015
    • VTX TECHNOLOGY LLC
    • John L. BROCK
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS