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Raymond L. Graf

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  • Memphis, IN, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Water quality unit for flow-through manhole
    • Patent number 11,834,821
    • Issue date Dec 5, 2023
    • S & M Precast, Inc.
    • Raymond L. Graf
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Water quality unit for flow-through manhole
    • Patent number 11,505,936
    • Issue date Nov 22, 2022
    • S & M Precast, Inc.
    • Raymond L. Graf
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Flow channel form design for manhole assemblies
    • Patent number 11,208,816
    • Issue date Dec 28, 2021
    • S & M Precast, Inc.
    • Raymond L. Graf
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    Barrel apparatus
    • Patent number 11,174,455
    • Issue date Nov 16, 2021
    • Raymond L. Graf
    • C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
  • Information Patent Grant

    Water quality unit for flow-through manhole
    • Patent number 10,941,557
    • Issue date Mar 9, 2021
    • S & M Precast, Inc.
    • Raymond L. Graf
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Flow channel form design for manhole assemblies
    • Patent number 10,704,277
    • Issue date Jul 7, 2020
    • S & M Precast, Inc.
    • Raymond L. Graf
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    Barrel apparatus
    • Patent number 10,407,652
    • Issue date Sep 10, 2019
    • Raymond L. Graf
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Rotatable long-bar handling apparatus
    • Patent number 9,586,762
    • Issue date Mar 7, 2017
    • S&M Precast Inc.
    • Raymond L. Graf
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL