TREA

Thomas Samulewicz

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  • Yardley, PA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Circular tactile keypad
    • Patent number 5,701,123
    • Issue date Dec 23, 1997
    • Thomas Samulewicz
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Circular tactile keypad
    • Patent number 5,479,163
    • Issue date Dec 26, 1995
    • Thomas Samulewicz
    • G06 - COMPUTING CALCULATING COUNTING