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Kelvin J. Witcher

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  • Hudson, WI, US
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    SELF-CONTAINED BIOLOGICAL INDICATOR
    • Publication number 20250146990
    • Publication date May 8, 2025
    • Solventum Intellectual Properties Company
    • Francois Ahimou
    • C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
  • Information Patent Application

    Self-Contained Biological Indicator with Salt Compound
    • Publication number 20230047207
    • Publication date Feb 16, 2023
    • 3M Innovative Properties Company
    • Francois Ahimou
    • C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
  • Information Patent Application

    Ethylene Oxide Sterilization Sensor Including Thermal Indicator Com...
    • Publication number 20220387653
    • Publication date Dec 8, 2022
    • 3M Innovative Properties Company
    • Michael W. Kobe
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    SELF-CONTAINED BIOLOGICAL INDICATOR
    • Publication number 20210311002
    • Publication date Oct 7, 2021
    • 3M INNOVATIVE PROPERTIES COMPANY
    • FRANCOIS AHIMOU
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    ETHYLENE OXIDE STERILIZATION SENSOR INCLUDING ACID-FUNCTIONAL SORBE...
    • Publication number 20210154347
    • Publication date May 27, 2021
    • 3M Innovative Properties Company
    • Michael W. Kobe
    • G01 - MEASURING TESTING
  • Information Patent Application

    METHODS TO DETECT MICROORGNAISMS
    • Publication number 20200385778
    • Publication date Dec 10, 2020
    • 3M Innovative Properties Company
    • Kelvin J. Witcher
    • C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
  • Information Patent Application

    COMPOSITIONS AND METHODS TO DETECT MICROORGNAISMS
    • Publication number 20200385776
    • Publication date Dec 10, 2020
    • 3M Innovative Properties Company
    • Kelvin J. Witcher
    • C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
  • Information Patent Application

    NANOSTRUCTURED SPORE CARRIER
    • Publication number 20170218428
    • Publication date Aug 3, 2017
    • 3M Innovative Properties Company
    • KELVIN J. WITCHER
    • C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
  • Information Patent Application

    NANOSTRUCTURED SPORE CARRIER
    • Publication number 20160083771
    • Publication date Mar 24, 2016
    • 3M INNOVATIVE PROPERTIES COMPANY
    • KELVIN J. WITCHER
    • C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
  • Information Patent Application

    ELECTRONIC INDICATOR FOR MONITORING EFFICACY OF A CLEANING CYCLE
    • Publication number 20150233852
    • Publication date Aug 20, 2015
    • 3M Innovative Properties Company
    • G. Marco Bommarito
    • G01 - MEASURING TESTING
  • Information Patent Application

    METHOD OF CONTROLLING A DECONTAMINATION PROCESS
    • Publication number 20120204906
    • Publication date Aug 16, 2012
    • 3M Innovative Properties Company
    • G. Marco Bommarito
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    PROCESS CHALLENGE DEVICE AND METHOD
    • Publication number 20110211991
    • Publication date Sep 1, 2011
    • William E. Foltz
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    Sterilization indicator test packs
    • Publication number 20030215923
    • Publication date Nov 20, 2003
    • 3M Innovative Properties Company
    • Kelvin J. Witcher
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    Rapid readout sterilization indicator for liquid peracetic acid ste...
    • Publication number 20020115131
    • Publication date Aug 22, 2002
    • 3M Innovative Properties Company
    • Kelvin J. Witcher
    • C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...