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Larry P. Meyer

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  • Walla Walla, WA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Two-axis full-circle sprinkler
    • Patent number 7,100,842
    • Issue date Sep 5, 2006
    • Nelson Irrigation Corporation
    • Larry P. Meyer
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Reversible and adjustable part circle sprinkler
    • Patent number 6,494,384
    • Issue date Dec 17, 2002
    • Nelson Irrigation Corporation
    • Larry P. Meyer
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Nutating sprinkler with gimbal bearing
    • Patent number 6,267,299
    • Issue date Jul 31, 2001
    • Nelson Irrigation Corporation
    • Larry P. Meyer
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Agricultural drip tape
    • Patent number 5,688,072
    • Issue date Nov 18, 1997
    • Micro Irrigation Technologies, Inc.
    • Larry P. Meyer
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Nutating sprinkler
    • Patent number 5,588,595
    • Issue date Dec 31, 1996
    • Nelson Irrigation Corporation
    • Frederick J. Sweet
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    O-ring damped regulator
    • Patent number 5,257,646
    • Issue date Nov 2, 1993
    • Nelson Irrigation Corporation
    • Larry P. Meyer
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Rotary sprinkler head
    • Patent number RE33823
    • Issue date Feb 18, 1992
    • Nelson Irrigation Corporation
    • Barton R. Nelson
    • 239 - Fluid sprinkling, spraying, and diffusing
  • Information Patent Grant

    Apparatus for providing a semiautomatic irrigation system
    • Patent number 4,809,910
    • Issue date Mar 7, 1989
    • Nelson Irrigation Corporation
    • Larry P. Meyer
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Drive spoon for a reversible impulse sprinkler
    • Patent number D297453
    • Issue date Aug 30, 1988
    • Nelson Irrigation Corporation
    • Larry P. Meyer
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Pressure regulated assembly for irrigating at water pressures below...
    • Patent number 4,747,540
    • Issue date May 31, 1988
    • Nelson Irrigation Corporation
    • Larry P. Meyer
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Access assembly for underground irrigation systems and accessing as...
    • Patent number 4,730,773
    • Issue date Mar 15, 1988
    • Nelson Irrigation Corporation
    • Larry P. Meyer
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Large volume sprinkler head with part-circle step by step movements...
    • Patent number 4,720,045
    • Issue date Jan 19, 1988
    • Nelson Irrigation Corporation
    • Larry P. Meyer
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Large volume sprinkler head with part-circle step by step movements...
    • Patent number 4,669,663
    • Issue date Jun 2, 1987
    • Nelson Irrigation Company
    • Larry P. Meyer
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Rotary sprinkler head
    • Patent number 4,660,766
    • Issue date Apr 28, 1987
    • Nelson Irrigation Corporation
    • Barton R. Nelson
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Water distributing assembly
    • Patent number 4,405,085
    • Issue date Sep 20, 1983
    • Nelson Irrigation Corporation
    • Larry P. Meyer
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Combined rotary impulse sprinkler head and shut-off valve
    • Patent number 4,342,424
    • Issue date Aug 3, 1982
    • Nelson Irrigation Corporation
    • Larry P. Meyer
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Sprinkler head
    • Patent number D259438
    • Issue date Jun 2, 1981
    • Nelson Irrigation Corporation
    • Larry P. Meyer
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    High capacity sprinkler head with improved brake mechanism
    • Patent number 4,193,548
    • Issue date Mar 18, 1980
    • Nelson Irrigation Corporation
    • Larry P. Meyer
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Part-circle sprinkler head with improved quick-return mechanism
    • Patent number 4,153,202
    • Issue date May 8, 1979
    • Nelson Irrigation Corporation
    • Larry P. Meyer
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Sprinkler head selectively operable in a part-circle mode or a full...
    • Patent number 4,094,467
    • Issue date Jun 13, 1978
    • Nelson Irrigation Corporation
    • Larry P. Meyer
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Sprinkler head
    • Patent number 4,073,438
    • Issue date Feb 14, 1978
    • Nelson Irrigation Corporation
    • Larry P. Meyer
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...

Patents Applicationslast 30 patents

  • Information Patent Application

    Two-axis full-circle sprinkler
    • Publication number 20060006254
    • Publication date Jan 12, 2006
    • Nelson Irrigation Corporation
    • Larry P. Meyer
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...