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Steven M. Knowles

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  • Woodburn, IN, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    For a refrigerant service line coupling device
    • Patent number 5,450,875
    • Issue date Sep 19, 1995
    • White Industries, LLC
    • Dennis B. Chichester
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Coupling adapter
    • Patent number RE34781
    • Issue date Nov 8, 1994
    • Aeroquip Corporation
    • Robert D. Spalink
    • 137 - Fluid handling
  • Information Patent Grant

    Dual restrictor flow control
    • Patent number 5,265,438
    • Issue date Nov 30, 1993
    • Aeroquip Corporation
    • Steven M. Knowles
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Automotive air-conditioning system
    • Patent number 5,182,922
    • Issue date Feb 2, 1993
    • Aeroquip Corporation
    • Alan R. Allread
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Automotive air-conditioning system
    • Patent number 5,180,194
    • Issue date Jan 19, 1993
    • Aeroquip Corporation
    • Alan R. Allread
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Refrigeration system service adapter
    • Patent number 5,139,049
    • Issue date Aug 18, 1992
    • Aeroquip Corporation
    • Jon A. Jensen
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Coupling adapter
    • Patent number 4,921,013
    • Issue date May 1, 1990
    • Aeroquip Corporation
    • Robert D. Spalink
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Flow control restrictor
    • Patent number 4,896,696
    • Issue date Jan 30, 1990
    • Aeroquip Corporation
    • Andrew H. Bradley
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Refrigeration coupling
    • Patent number 4,892,117
    • Issue date Jan 9, 1990
    • Aeroquip Corporation
    • Robert D. Spalink
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Convertible flare/braze fitting
    • Patent number 4,610,466
    • Issue date Sep 9, 1986
    • Aeroquip Corporation
    • Linda L. Geer
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Hand operated fitting swager
    • Patent number 4,484,384
    • Issue date Nov 27, 1984
    • Aeroquip Corporation
    • Steven M. Knowles
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Valve with frangible closure
    • Patent number 4,290,276
    • Issue date Sep 22, 1981
    • Aeroquip Corporation
    • Steven M. Knowles
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...