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Frank Howland Carpenter

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  • Fort Collins, CO, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Carbon nanotube sensor
    • Patent number 9,739,742
    • Issue date Aug 22, 2017
    • Corey Alan Salzer
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    Carbon nanotube sensor
    • Patent number 8,920,619
    • Issue date Dec 30, 2014
    • Hach Company
    • Corey Alan Salzer
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Low-slope pH electrode
    • Patent number 8,900,433
    • Issue date Dec 2, 2014
    • Hach Company
    • Frank Howland Carpenter
    • G01 - MEASURING TESTING

Patents Applicationslast 30 patents

  • Information Patent Application

    CARBON NANTUBE SENSOR
    • Publication number 20150068900
    • Publication date Mar 12, 2015
    • Hach Company
    • Corey Alan Salzer
    • G01 - MEASURING TESTING
  • Information Patent Application

    LOW-SLOPE pH ELECTRODE
    • Publication number 20120241320
    • Publication date Sep 27, 2012
    • Hach Company
    • Frank Howland Carpenter
    • G01 - MEASURING TESTING