TREA

Leighton Lee II

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  • Guilford, CT, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Thermally responsive flow control valve
    • Patent number 5,676,309
    • Issue date Oct 14, 1997
    • The Lee Company
    • Leighton Lee
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Method and device for providing fluid resistance within a flow pass...
    • Patent number 5,511,585
    • Issue date Apr 30, 1996
    • The Lee Company
    • Leighton Lee
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Fluid resistor
    • Patent number 5,505,229
    • Issue date Apr 9, 1996
    • The Lee Company
    • Leighton Lee
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Tapered expansion sealing plug
    • Patent number 5,160,226
    • Issue date Nov 3, 1992
    • The Lee Company
    • Leighton Lee
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Expansion sealing device
    • Patent number 5,121,947
    • Issue date Jun 16, 1992
    • The Lee Company
    • Leighton Lee
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Device and method for removably retaining components in a smooth bore
    • Patent number 5,023,990
    • Issue date Jun 18, 1991
    • The Lee Company
    • Leighton Lee
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Fluid control valve with tubular poppet
    • Patent number 5,007,454
    • Issue date Apr 16, 1991
    • The Lee Company
    • Leighton Lee
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Check valve
    • Patent number 4,958,661
    • Issue date Sep 25, 1990
    • The Lee Company
    • Ludwig K. Holtermann
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Self-retaining smooth bore insert
    • Patent number 4,804,468
    • Issue date Feb 14, 1989
    • The Lee Company
    • Leighton Lee
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Pressure relief valve
    • Patent number 4,766,924
    • Issue date Aug 30, 1988
    • The Lee Company
    • Leighton Lee
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Self-retaining smooth bore insert and method of installing same
    • Patent number 4,753,727
    • Issue date Jun 28, 1988
    • The Lee Company
    • Leighton Lee
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Maximum pressure indicator
    • Patent number 4,715,231
    • Issue date Dec 29, 1987
    • The Lee Company
    • Leighton Lee
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Check valve
    • Patent number 4,706,705
    • Issue date Nov 17, 1987
    • The Lee Company
    • Leighton Lee
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Folded filter screen
    • Patent number 4,699,715
    • Issue date Oct 13, 1987
    • The Lee Company
    • Leighton Lee
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Piezoelectric valve
    • Patent number 4,492,360
    • Issue date Jan 8, 1985
    • The Lee Company
    • Leighton Lee
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Multiple way pinch valve
    • Patent number 4,491,156
    • Issue date Jan 1, 1985
    • The Lee Company
    • Leighton Lee
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Plastic tubing connector
    • Patent number 4,088,350
    • Issue date May 9, 1978
    • The Lee Company
    • Leighton Lee
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Fluid valve and valve system
    • Patent number 3,971,542
    • Issue date Jul 27, 1976
    • The Lee Company
    • Leighton Lee
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...