TREA

Philip R. Merrill deceased

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  • late of Nashua, NH, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Spurious frequency suppressor
    • Patent number 5,568,105
    • Issue date Oct 22, 1996
    • Raytheon Company
    • Thomas M. O'Leary
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Spurious frequency suppressor
    • Patent number 5,381,110
    • Issue date Jan 10, 1995
    • Raytheon Company
    • Thomas M. O'Leary
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Reflective phase shifter
    • Patent number 4,617,539
    • Issue date Oct 14, 1986
    • Raytheon Company
    • Richard L. O'Shea
    • H01 - BASIC ELECTRIC ELEMENTS