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Nelson E. Dervaes

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  • Loveland, CO, US
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    COLORIMETER OPTICAL MEASUREMENT INTERFERENCE MITIGATION
    • Publication number 20240011896
    • Publication date Jan 11, 2024
    • Hach Company
    • Russell Paul Gorham
    • G01 - MEASURING TESTING
  • Information Patent Application

    OMNI-STREAM NOZZLE
    • Publication number 20230032774
    • Publication date Feb 2, 2023
    • Hach Company
    • Nelson E. Dervaes
    • G01 - MEASURING TESTING
  • Information Patent Application

    FILTER LIFE DETERMINATION
    • Publication number 20220168674
    • Publication date Jun 2, 2022
    • Hach Company
    • Nelson E. Dervaes
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Application

    DRIPLESS, PERMANENT SEALING ASSEMBLY FOR CONTAINER
    • Publication number 20140345368
    • Publication date Nov 27, 2014
    • Hach Company
    • Nelson Dervaes
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Application

    Self-centering system
    • Publication number 20020040618
    • Publication date Apr 11, 2002
    • Hach COmpany
    • Nelson E. Dervaes
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL