TREA

Richard J. Kotch

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  • Macomb, MI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Portable electrohydraulic trainer
    • Patent number 5,363,738
    • Issue date Nov 15, 1994
    • Vickers, Incorporated
    • Richard J. Kotch
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Grant

    Portable hydraulics trainer
    • Patent number 5,354,203
    • Issue date Oct 11, 1994
    • Vickers, Incorporated
    • Richard J. Kotch
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS