TREA

Frank Mayer & Associates

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  • Grafton, WI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Oil filter recycler apparatus
    • Patent number 5,205,195
    • Issue date Apr 27, 1993
    • Frank Mayer & Associates
    • John Crosslen
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Corner advertisement holder
    • Patent number D307301
    • Issue date Apr 17, 1990
    • Frank Mayer & Associates
    • John L. Kraus
    • D20 - Sales and advertising equipment
  • Information Patent Grant

    Security device for point-of-sale display rack and primarily store...
    • Patent number 4,682,825
    • Issue date Jul 28, 1987
    • Frank Mayer & Associates
    • Louis J. Crosslen
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Modular expandable merchandise display rack
    • Patent number 4,673,090
    • Issue date Jun 16, 1987
    • Frank Mayer & Associates
    • Louis J. Crosslen
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Puncture sealant demonstrator for tires
    • Patent number 4,652,243
    • Issue date Mar 24, 1987
    • Frank Mayer & Associates
    • Louis J. Crosslen
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS