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Dzu-Wan Syu

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  • Centreville, VA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method for pacing calls to reduce nuisance calls
    • Patent number 5,327,491
    • Issue date Jul 5, 1994
    • International Telesystems Corp.
    • Dzu-Wan Syu
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Call progress pacing
    • Patent number 5,179,589
    • Issue date Jan 12, 1993
    • International Telesystems Corporation
    • Dzu-Wan Syu
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE