TREA

David M. Franklin

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  • Maynard, MA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Audio processor
    • Patent number 6,141,597
    • Issue date Oct 31, 2000
    • PictureTel Corporation
    • Stephen C. Botzko
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Audio processor
    • Patent number 5,983,192
    • Issue date Nov 9, 1999
    • PictureTel Corporation
    • Stephen C. Botzko
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS