TREA

David S. Majkrzak

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  • West Fargo, ND, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    PTO driven hydraulic system
    • Patent number 8,230,954
    • Issue date Jul 31, 2012
    • David S. Majkrzak
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Valve block mounting arrangement
    • Patent number 6,324,962
    • Issue date Dec 4, 2001
    • Crary Company
    • David Majkrzak
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Method and apparatus of starting a cold engine
    • Patent number 4,461,249
    • Issue date Jul 24, 1984
    • Steiger Tractor Inc.
    • David S. Majkrzak
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Vehicle exhaust gas warm-up heater system
    • Patent number 4,391,235
    • Issue date Jul 5, 1983
    • David S. Majkrzak
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Apparatus and method of heating cold engine
    • Patent number 4,305,354
    • Issue date Dec 15, 1981
    • Steiger Tractor Inc.
    • David S. Majkrzak
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

Patents Applicationslast 30 patents

  • Information Patent Application

    PTO DRIVEN HYDRAULIC SYSTEM
    • Publication number 20110036651
    • Publication date Feb 17, 2011
    • David S. Majkrzak
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...