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Michael Heinrichs

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  • Weymouth, MA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Air vent
    • Patent number 10,401,052
    • Issue date Sep 3, 2019
    • Michael Heinrichs
    • E04 - BUILDING
  • Information Patent Grant

    Air vent
    • Patent number 10,054,331
    • Issue date Aug 21, 2018
    • Michael Heinrichs
    • E04 - BUILDING
  • Information Patent Grant

    Air vent
    • Patent number 9,845,970
    • Issue date Dec 19, 2017
    • Michael Heinrichs
    • E04 - BUILDING

Patents Applicationslast 30 patents

  • Information Patent Application

    LADDER STABILIZATION SYSTEM
    • Publication number 20230122566
    • Publication date Apr 20, 2023
    • Michael H. Heinrichs
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    Air Vent
    • Publication number 20180356122
    • Publication date Dec 13, 2018
    • Michael Heinrichs
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Application

    Air Vent
    • Publication number 20180106496
    • Publication date Apr 19, 2018
    • Michael Heinrichs
    • E04 - BUILDING
  • Information Patent Application

    Air Vent
    • Publication number 20170022702
    • Publication date Jan 26, 2017
    • Michael Heinrichs
    • E04 - BUILDING