TREA

Roger G. Pridham

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  • Providence, RI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    System and method for measuring ice thickness
    • Patent number 4,697,254
    • Issue date Sep 29, 1987
    • Raytheon Company
    • Roger G. Pridham
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Beamformer with reduced sampling rate
    • Patent number 4,290,127
    • Issue date Sep 15, 1981
    • Raytheon Company
    • Roger G. Pridham
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Sonic direction system
    • Patent number 4,213,195
    • Issue date Jul 15, 1980
    • Raytheon Company
    • Roger G. Pridham
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Beamformer
    • Patent number 4,170,766
    • Issue date Oct 9, 1979
    • Raytheon Company
    • Roger G. Pridham
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS