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David Eugene Robertson

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  • Glendora, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Irrigation nozzle with one or more grit vents
    • Patent number 12,053,791
    • Issue date Aug 6, 2024
    • Rain Bird Corporation
    • David Charles Belongia
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Irrigation nozzle with one or more grit vents
    • Patent number 11,406,999
    • Issue date Aug 9, 2022
    • Rain Bird Corporation
    • David Charles Belongia
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Rotary nozzle
    • Patent number 11,154,881
    • Issue date Oct 26, 2021
    • Rain Bird Corporation
    • Samuel C. Walker
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Rotary nozzles and deflectors
    • Patent number 11,000,866
    • Issue date May 11, 2021
    • Rain Bird Corporation
    • Lee James Shadbolt
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Rotary nozzle
    • Patent number 10,322,423
    • Issue date Jun 18, 2019
    • Rain Bird Corporation
    • Samuel C. Walker
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Irrigation sprinkler nozzle
    • Patent number 9,174,227
    • Issue date Nov 3, 2015
    • Rain Bird Corporation
    • David Eugene Robertson
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Adjustable arc irrigation sprinkler nozzle configured for positive...
    • Patent number 8,783,582
    • Issue date Jul 22, 2014
    • Rain Bird Corporation
    • David Eugene Robertson
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Pop-up irrigation sprinklers
    • Patent number 6,997,393
    • Issue date Feb 14, 2006
    • Rain Bird Corporation
    • Russdon D. Angold
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Combined nozzle set and lift tool for a pop-up sprinkler
    • Patent number 6,234,411
    • Issue date May 22, 2001
    • Anthony Manufacturing Corporation, Residential Products Division
    • Samuel C. Walker
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...

Patents Applicationslast 30 patents

  • Information Patent Application

    Irrigation Nozzle With One Or More Grit Vents
    • Publication number 20220339656
    • Publication date Oct 27, 2022
    • RAIN BIRD CORPORATION
    • David Charles Belongia
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Application

    IRRIGATION NOZZLE WITH ONE OR MORE GRIT VENTS
    • Publication number 20200353497
    • Publication date Nov 12, 2020
    • RAIN BIRD CORPORATION
    • David Charles Belongia
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Application

    Rotary Nozzles and Deflectors
    • Publication number 20200215557
    • Publication date Jul 9, 2020
    • RAIN BIRD CORPORATION
    • Lee James Shadbolt
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Application

    Rotary Nozzle
    • Publication number 20190283052
    • Publication date Sep 19, 2019
    • RAIN BIRD CORPORATION
    • Samuel C. Walker
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Application

    ROTARY NOZZLE
    • Publication number 20180141060
    • Publication date May 24, 2018
    • RAIN BIRD CORPORATION
    • Samuel C. Walker
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Application

    IRRIGATION SPRINKLER NOZZLE
    • Publication number 20130334332
    • Publication date Dec 19, 2013
    • David Eugene Robertson
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Application

    ADJUSTABLE ARC IRRIGATION SPRINKLER NOZZLE CONFIGURED FOR POSITIVE...
    • Publication number 20110248094
    • Publication date Oct 13, 2011
    • David Eugene Robertson
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...