TREA

Oliver L. Danko

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  • Chesterland, OH, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Diaphragm valve
    • Patent number 4,968,003
    • Issue date Nov 6, 1990
    • Nupro Company
    • Oliver L. Danko
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Diaphragm valve
    • Patent number 4,917,357
    • Issue date Apr 17, 1990
    • Nupro Company
    • Oliver L. Danko
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Diaphragm valve
    • Patent number 4,915,353
    • Issue date Apr 10, 1990
    • Nupro Company
    • Oliver L. Danko
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Valves with improved actuators
    • Patent number 4,911,412
    • Issue date Mar 27, 1990
    • Nupro Company
    • Oliver L. Danko
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Inverted bellows valve
    • Patent number 4,687,017
    • Issue date Aug 18, 1987
    • Nupro Company
    • Oliver L. Danko
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    High pressure inverted bellows valve
    • Patent number 4,634,099
    • Issue date Jan 6, 1987
    • Nupro Company
    • Oliver L. Danko
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Plug valve
    • Patent number 4,262,880
    • Issue date Apr 21, 1981
    • Nupro Company
    • Oliver L. Danko
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Bellows valve
    • Patent number 4,201,366
    • Issue date May 6, 1980
    • Oliver L. Danko
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...