TREA

Eugene Sawyer

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  • Shawano, WI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Pouring buck
    • Patent number 5,791,103
    • Issue date Aug 11, 1998
    • PLYCO Corp.
    • David W. Coolman
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Construction of and latching arrangement for large-size overhead bi...
    • Patent number 5,560,658
    • Issue date Oct 1, 1996
    • Plyco Corporation
    • David W. Coolman
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Crimping tool
    • Patent number D372652
    • Issue date Aug 13, 1996
    • Plyco Corporation
    • David W. Coolman
    • D08 - Tools and hardware
  • Information Patent Grant

    Fastening tab
    • Patent number 5,520,475
    • Issue date May 28, 1996
    • David W. Coolman
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...