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Masanobu Iwamoto

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  • Ishikawa-ken, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Optical semiconductor element
    • Patent number 11,114,822
    • Issue date Sep 7, 2021
    • Kabushiki Kaisha Toshiba
    • Masanobu Iwamoto
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Photocoupler and semiconductor light emitting element
    • Patent number 9,070,817
    • Issue date Jun 30, 2015
    • Kabushiki Kaisha Toshiba
    • Kenji Fujimoto
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Semiconductor light emitting element
    • Patent number 6,548,834
    • Issue date Apr 15, 2003
    • Kabushiki Kaisha Toshiba
    • Hideto Sugawara
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Led display device
    • Patent number 6,229,834
    • Issue date May 8, 2001
    • Kabushiki Kaisha Toshiba
    • Katsuhiko Nisitani
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    LED display device
    • Patent number 5,732,098
    • Issue date Mar 24, 1998
    • Kabushiki Kaisha Toshiba
    • Katsuhiko Nisitani
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents