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Masayoshi Horita

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  • Kamifukuoka-shi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Wavelength filter
    • Patent number 6,327,404
    • Issue date Dec 4, 2001
    • KDD Corporation
    • Masayoshi Horita
    • G02 - OPTICS
  • Information Patent Grant

    Coupled waveguide structure
    • Patent number 6,084,997
    • Issue date Jul 4, 2000
    • Kokusai Denshin Denwa Kabushiki Kaisha
    • Katsuyuki Utaka
    • G02 - OPTICS
  • Information Patent Grant

    Optical add/drop multiplexer device
    • Patent number 5,859,941
    • Issue date Jan 12, 1999
    • Kokusai Denshin Denwa Kabushiki Kaisha
    • Masayoshi Horita
    • G02 - OPTICS
  • Information Patent Grant

    Tunable semiconductor laser
    • Patent number 5,187,717
    • Issue date Feb 16, 1993
    • Kokusai Denshin Denwa Kabushiki Kaisha
    • Masayoshi Horita
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

  • Information Patent Application

    Optical device
    • Publication number 20020136494
    • Publication date Sep 26, 2002
    • Tomonori Yazaki
    • G02 - OPTICS