TREA

Robert J. Brejcha

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  • St. Charles, IL, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Dart game target construction
    • Patent number 4,836,556
    • Issue date Jun 6, 1989
    • Kidde Recreational Products Inc.
    • Donald P. DeVale
    • F41 - WEAPONS
  • Information Patent Grant

    Double bullseye for dart game
    • Patent number 4,586,716
    • Issue date May 6, 1986
    • Industrial Design Electronic Associates, Inc.
    • Robert J. Brejcha
    • F41 - WEAPONS
  • Information Patent Grant

    Dart game with two microcomputers
    • Patent number 4,516,781
    • Issue date May 14, 1985
    • Industrial Design Electronic Associates, Inc.
    • Donald P. DeVale
    • F41 - WEAPONS