TREA

Keith R. Bunn SR.

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  • Grand Rapids, MI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Pipe coupling seal assembly
    • Patent number 11,448,351
    • Issue date Sep 20, 2022
    • Keith R. Bunn
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    Snap together pipe coupling assembly
    • Patent number 11,131,409
    • Issue date Sep 28, 2021
    • Keith R. Bunn
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Pipe coupling seal assembly
    • Patent number 11,131,416
    • Issue date Sep 28, 2021
    • Keith R. Bunn
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    Snap together pipe coupling assembly
    • Patent number 10,801,652
    • Issue date Oct 13, 2020
    • Keith R. Bunn
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Pipe coupling assembly
    • Patent number 10,794,524
    • Issue date Oct 6, 2020
    • Keith R. Bunn
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    PIPE COUPLING SEAL ASSEMBLY
    • Publication number 20220074534
    • Publication date Mar 10, 2022
    • Keith R. Bunn
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    PIPE COUPLING SEAL ASSEMBLY
    • Publication number 20210018131
    • Publication date Jan 21, 2021
    • Keith R. Bunn
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    SNAP TOGETHER PIPE COUPLING ASSEMBLY
    • Publication number 20210010623
    • Publication date Jan 14, 2021
    • Keith R. Bunn
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    SNAP TOGETHER PIPE COUPLING ASSEMBLY
    • Publication number 20200292110
    • Publication date Sep 17, 2020
    • Keith R. Bunn
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    PIPE COUPLING ASSEMBLY
    • Publication number 20180066783
    • Publication date Mar 8, 2018
    • Keith R. Bunn
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...