TREA

Douglas Sherwin Hoerning

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  • Cottage Grove, MN, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Dispenser
    • Patent number 6,143,257
    • Issue date Nov 7, 2000
    • Ecolab Inc.
    • John Ross Spriggs
    • D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
  • Information Patent Grant

    Dispenser
    • Patent number 5,975,352
    • Issue date Nov 2, 1999
    • Ecolab Inc.
    • John Ross Spriggs
    • D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
  • Information Patent Grant

    Dispenser
    • Patent number 5,873,268
    • Issue date Feb 23, 1999
    • Ecolab Inc.
    • John Ross Spriggs
    • D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
  • Information Patent Grant

    Dispenser
    • Patent number 5,782,109
    • Issue date Jul 21, 1998
    • Ecolab Inc.
    • John Ross Spriggs
    • D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
  • Information Patent Grant

    Apparatus and method for mixing and dispensing chemical concentrate...
    • Patent number 5,203,366
    • Issue date Apr 20, 1993
    • Ecolab Inc.
    • Stephen J. Czeck
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL