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Philip J. Fiddyment

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  • Ipswich, GB
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Patents Grantslast 30 patents

  • Information Patent Grant

    Ridge waveguide optical devices
    • Patent number 4,805,184
    • Issue date Feb 14, 1989
    • British Telecommunications, plc
    • Philip J. Fiddyment
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Method of making ridge waveguide lasers
    • Patent number 4,728,628
    • Issue date Mar 1, 1988
    • British Telecommunications public limited company
    • Philip J. Fiddyment
    • H01 - BASIC ELECTRIC ELEMENTS