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David Szymczak

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  • Westfield, IN, US
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    Grand EZ-Strainer/Stopper
    • Publication number 20220325510
    • Publication date Oct 13, 2022
    • David Szymczak
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Application

    Toilet bolt caps
    • Publication number 20220268007
    • Publication date Aug 25, 2022
    • David Szymczak
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Application

    PROTECTION CAP ASSEMBLY FOR ONE OR MORE BOLTS
    • Publication number 20180156260
    • Publication date Jun 7, 2018
    • David Szymczak
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Protection Cap Assembly for One or More Bolts
    • Publication number 20180156261
    • Publication date Jun 7, 2018
    • David Szymczak
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...