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Mervin E. Wright

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  • Apple Valley, MN, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Filter cartridge
    • Patent number 5,935,284
    • Issue date Aug 10, 1999
    • Donaldson Company, Inc.
    • Joseph C. Tokar
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Mist collector cartridge
    • Patent number 5,871,557
    • Issue date Feb 16, 1999
    • Donaldson Company, Inc.
    • Joseph C. Tokar
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Process of using mist collector cartridge
    • Patent number 5,454,858
    • Issue date Oct 3, 1995
    • Donaldson Company, Inc.
    • Joseph C. Tokar
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Mist collector cartridge
    • Patent number 5,415,676
    • Issue date May 16, 1995
    • Donaldson Company, Inc.
    • Joseph C. Tokar
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Apparatus for filtering engine exhaust
    • Patent number 5,246,472
    • Issue date Sep 21, 1993
    • Donaldson Company, Inc.
    • John T. Herman
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    High density pleat spacing and scoring tool and filter made therewith
    • Patent number 4,615,804
    • Issue date Oct 7, 1986
    • Donaldson Company, Inc.
    • Mervin E. Wright
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Pleated filter element with controlled expansibility and frame ther...
    • Patent number 4,512,891
    • Issue date Apr 23, 1985
    • Donaldson Company, Inc.
    • Mervin E. Wright
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Pleated filter element having integral pleat spacers
    • Patent number 4,452,619
    • Issue date Jun 5, 1984
    • Donaldson Company, Inc.
    • Mervin E. Wright
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Air cleaner with suspended cartridge
    • Patent number 4,304,580
    • Issue date Dec 8, 1981
    • Donaldson Company, Inc.
    • Warren G. Gehl
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Pleated fluid filter
    • Patent number 4,151,095
    • Issue date Apr 24, 1979
    • Donaldson Company, Inc.
    • Mervin E. Wright
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL