Andrew J. Hulstein

Person

  • Apple Valley, MN, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Shock absorber with dry valving

    • Patent number 11,105,390
    • Issue date Aug 31, 2021
    • QA1 Precision Products, Inc.
    • Andrew J. Hulstein
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Bleed needle for a hydraulic system

    • Patent number 11,085,502
    • Issue date Aug 10, 2021
    • QA1 Precision Products, Inc.
    • Andrew J. Hulstein
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Bleed needle

    • Patent number D872837
    • Issue date Jan 14, 2020
    • QA1 Precision Products, Inc.
    • Andrew J. Hulstein
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Valve component

    • Patent number D869259
    • Issue date Dec 10, 2019
    • QA1 Precision Products, Inc.
    • Andrew J. Hulstein
    • D08 - Tools and hardware
  • Information Patent Grant

    Shock absorber

    • Patent number D866408
    • Issue date Nov 12, 2019
    • QA1 Precision Products, Inc.
    • Andrew J. Hulstein
    • D12 - Transportation

Patents Applicationslast 30 patents

  • Information Patent Application

    SHOCK ABSORBER WITH DRY VALVING

    • Publication number 20190136935
    • Publication date May 9, 2019
    • QA1 Precision Products, Inc.
    • Andrew J. Hulstein
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    BLEED NEEDLE FOR A HYDRAULIC SYSTEM

    • Publication number 20190136936
    • Publication date May 9, 2019
    • QA1 Precision Products, Inc.
    • Andrew J. Hulstein
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...