TREA

Michael Henry Prins

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  • Hudsonville, MI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Stairway tread and riser assembly
    • Patent number 8,281,526
    • Issue date Oct 9, 2012
    • MPI Concepts, Inc.
    • Michael Henry Prins
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Stair stringer assembly
    • Patent number 7,946,085
    • Issue date May 24, 2011
    • MPI Concepts, Inc.
    • Michael Henry Prins
    • E04 - BUILDING

Patents Applicationslast 30 patents

  • Information Patent Application

    STAIRWAY TREAD AND RISER ASSEMBLY
    • Publication number 20110271612
    • Publication date Nov 10, 2011
    • MPI CONCEPTS, INC.
    • Michael Henry Prins
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    GARAGE DOOR BRACKET
    • Publication number 20090266955
    • Publication date Oct 29, 2009
    • MPI CONCEPTS, INC.
    • Michael Henry Prins
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    STAIR STRINGER ASSEMBLY
    • Publication number 20090205267
    • Publication date Aug 20, 2009
    • I-STAIR SYSTEMS
    • Michael Henry Prins
    • E04 - BUILDING