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Michael Luettgen

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  • Grafton, WI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Line pressure-driven, tankless, siphonic toilet
    • Patent number 12,139,899
    • Issue date Nov 12, 2024
    • Kohler Co.
    • Sudip Mukerji
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    Clean toilet and accessories
    • Patent number 12,104,366
    • Issue date Oct 1, 2024
    • Kohler Co.
    • Michael Luettgen
    • C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
  • Information Patent Grant

    Liner toilet
    • Patent number 11,974,703
    • Issue date May 7, 2024
    • Kohler Co.
    • Michael Luettgen
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Clean toilet and accessories
    • Patent number 11,920,336
    • Issue date Mar 5, 2024
    • Kohler Co.
    • Michael Luettgen
    • C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
  • Information Patent Grant

    Clean toilet and accessories
    • Patent number 11,913,211
    • Issue date Feb 27, 2024
    • Kohler Co.
    • Michael Luettgen
    • G08 - SIGNALLING
  • Information Patent Grant

    Clean toilet and accessories
    • Patent number 11,674,298
    • Issue date Jun 13, 2023
    • Kohler Co.
    • Michael Luettgen
    • C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
  • Information Patent Grant

    Clean toilet and accessories
    • Patent number 11,542,698
    • Issue date Jan 3, 2023
    • Kohler Co.
    • Michael Luettgen
    • C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
  • Information Patent Grant

    Toilet system
    • Patent number 11,230,832
    • Issue date Jan 25, 2022
    • Kohler Co.
    • Michael J. Luettgen
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    Clean toilet and accessories
    • Patent number 11,105,082
    • Issue date Aug 31, 2021
    • Kohler Co.
    • Michael Luettgen
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Line pressure-driven, tankless, siphonic toilet
    • Patent number 10,927,537
    • Issue date Feb 23, 2021
    • Kohler Co.
    • Sudip Mukerji
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    Clean toilet and accessories
    • Patent number 10,450,733
    • Issue date Oct 22, 2019
    • Kohler Co.
    • Michael Luettgen
    • G08 - SIGNALLING
  • Information Patent Grant

    Rimless toilet
    • Patent number 10,233,627
    • Issue date Mar 19, 2019
    • Kohler Co.
    • Michael J. Luettgen
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    Rimless toilet
    • Patent number 10,060,113
    • Issue date Aug 28, 2018
    • Kohler Co.
    • Michael J. Luettgen
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    Toilet with lighted seat hinge
    • Patent number 9,380,918
    • Issue date Jul 5, 2016
    • Kohler Co.
    • Roger W. Murphy
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...

Patents Applicationslast 30 patents

  • Information Patent Application

    CLEAN TOILET AND ACCESSORIES
    • Publication number 20240167261
    • Publication date May 23, 2024
    • KOHLER CO.
    • Michael Luettgen
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    CLEAN TOILET AND ACCESSORIES
    • Publication number 20240117618
    • Publication date Apr 11, 2024
    • KOHLER CO.
    • Michael Luettgen
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    CLEAN TOILET AND ACCESSORIES
    • Publication number 20230265643
    • Publication date Aug 24, 2023
    • KOHLER CO.
    • Michael Luettgen
    • C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
  • Information Patent Application

    CLEAN TOILET AND ACCESSORIES
    • Publication number 20230075406
    • Publication date Mar 9, 2023
    • KOHLER CO.
    • Michael Luettgen
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    CLEAN TOILET AND ACCESSORIES
    • Publication number 20220127832
    • Publication date Apr 28, 2022
    • Kohler Co.
    • Michael Luettgen
    • C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
  • Information Patent Application

    Toilet System
    • Publication number 20220106782
    • Publication date Apr 7, 2022
    • KOHLER CO.
    • Michael J. LUETTGEN
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Application

    CLEAN TOILET AND ACCESSORIES
    • Publication number 20210388592
    • Publication date Dec 16, 2021
    • Kohler Co.
    • Michael Luettgen
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    CLEAN TOILET AND ACCESSORIES
    • Publication number 20210355668
    • Publication date Nov 18, 2021
    • Kohler Co.
    • Michael Luettgen
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    LINER TOILET
    • Publication number 20210204766
    • Publication date Jul 8, 2021
    • KOHLER CO.
    • Michael S. Luettgen
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    LINE PRESSURE-DRIVEN, TANKLESS, SIPHONIC TOILET
    • Publication number 20210102364
    • Publication date Apr 8, 2021
    • Kohler Co.
    • Sudip Mukerji
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Application

    CLEAN TOILET AND ACCESSORIES
    • Publication number 20200407962
    • Publication date Dec 31, 2020
    • Kohler Co.
    • Michael Luettgen
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    TOILET SYSTEM
    • Publication number 20200071920
    • Publication date Mar 5, 2020
    • KOHLER CO.
    • Michael J. LUETTGEN
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Application

    CLEAN TOILET AND ACCESSORIES
    • Publication number 20200002930
    • Publication date Jan 2, 2020
    • KOHLER CO.
    • Michael Luettgen
    • C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
  • Information Patent Application

    CLEAN TOILET AND ACCESSORIES
    • Publication number 20190063054
    • Publication date Feb 28, 2019
    • KOHLER CO.
    • Michael Luettgen
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Application

    RIMLESS TOILET
    • Publication number 20180334790
    • Publication date Nov 22, 2018
    • KOHLER CO.
    • Michael J. Luettgen
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Application

    LINE PRESSURE-DRIVEN, TANKLESS, SIPHONIC TOILET
    • Publication number 20170247871
    • Publication date Aug 31, 2017
    • KOHLER CO.
    • Sudip Mukerji
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Application

    CLEAN TOILET AND ACCESSORIES
    • Publication number 20170058500
    • Publication date Mar 2, 2017
    • KOHLER CO.
    • Clayton Garrels
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    RIMLESS TOILET
    • Publication number 20150267389
    • Publication date Sep 24, 2015
    • KOHLER CO.
    • Michael J. Luettgen
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Application

    TOILET WITH LIGHTED SEAT HINGE
    • Publication number 20140250578
    • Publication date Sep 11, 2014
    • KOHLER CO.
    • Roger W. Murphy
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    TOUCHLESS FLUSHING SYSTEMS AND METHODS
    • Publication number 20140123378
    • Publication date May 8, 2014
    • KOHLER CO.
    • Michael Luettgen
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR