TREA

Paul P. Martel

Follow

Person

  • Newburyport, MA, US
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Audio conferencing system
    • Patent number RE40135
    • Issue date Mar 4, 2008
    • AVAYA Holdings Limited
    • Bruce E. Walsh
    • 379 - Telephonic communications
  • Information Patent Grant

    Audio conferencing system
    • Patent number 6,539,087
    • Issue date Mar 25, 2003
    • Spectel Operations, Limited
    • Bruce E. Walsh
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE