TREA

David J. Spiegler

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  • Chicago, IL, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Panel for training ball
    • Patent number D794730
    • Issue date Aug 15, 2017
    • Virberu L.L.C.
    • David J. Spiegler
    • D21 - Games, toys, and sports goods
  • Information Patent Grant

    Training ball
    • Patent number D779004
    • Issue date Feb 14, 2017
    • Virberu L.L.C.
    • David J. Spiegler
    • D21 - Games, toys, and sports goods
  • Information Patent Grant

    Training ball
    • Patent number D775288
    • Issue date Dec 27, 2016
    • Virberu L.L.C.
    • David J. Spiegler
    • D21 - Games, toys, and sports goods