TREA

Mark B. Friesen

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  • Palo Alto, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Keyboard
    • Patent number D401924
    • Issue date Dec 1, 1998
    • Packard Bell NEC, Inc.
    • Hartmut H. Esslinger
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Desktop computer
    • Patent number D386750
    • Issue date Nov 25, 1997
    • Packard Bell Electronics, Inc.
    • Hartmut H. Esslinger
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Desktop computer
    • Patent number D381012
    • Issue date Jul 15, 1997
    • Packard Bell Electronics, Inc.
    • Hartmut H. Esslinger
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Antenna for portable communicator/computer
    • Patent number D357683
    • Issue date Apr 25, 1995
    • Motorola
    • Edward A. Cline
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Battery charger for a personal wireless communicator
    • Patent number D351133
    • Issue date Oct 4, 1994
    • Motorola, Inc.
    • Polly S. Jungels-Butler
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Battery pack for portable communicator/computer
    • Patent number D349095
    • Issue date Jul 26, 1994
    • Motorola, Inc.
    • Harold J. Gorenz
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Portable personal computer with a touch screen
    • Patent number D348444
    • Issue date Jul 5, 1994
    • Motorola, Inc.
    • Andronicos Papademetriou
    • D14 - Recording, communication, or information retrieval equipment