TREA

Takeshi Fujiwara

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  • Fukaya, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Color cathode ray tube panel with shadow mask supports
    • Patent number 5,274,301
    • Issue date Dec 28, 1993
    • Kabushiki Kaisha Toshiba
    • Tohru Takahashi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Color cathode ray tube apparatus
    • Patent number 5,225,736
    • Issue date Jul 6, 1993
    • Kabushiki Kaisha Toshiba
    • Takeshi Fujiwara
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Cathode ray tube which improves deflection aberration
    • Patent number 5,206,559
    • Issue date Apr 27, 1993
    • Kabushiki Kaisha Toshiba
    • Takeshi Fujiwara
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Color cathode ray tube set
    • Patent number 5,198,960
    • Issue date Mar 30, 1993
    • Kabushiki Kaisha Toshiba
    • Kiyoshi Tokita
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Color cathode ray tube apparatus
    • Patent number 5,177,399
    • Issue date Jan 5, 1993
    • Kabushiki Kaisha Toshiba
    • Takeshi Fujiwara
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Method and apparatus for supporting a shadow mask
    • Patent number 4,963,786
    • Issue date Oct 16, 1990
    • Kabushiki Kaisha Toshiba
    • Kiyoshi Tokita
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Electron gun assembly
    • Patent number 4,885,505
    • Issue date Dec 5, 1989
    • Kabushiki Kaisha Toshiba
    • Shinpei Koshigoe
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Color cathode ray tube
    • Patent number 4,881,004
    • Issue date Nov 14, 1989
    • Kabushiki Kaisha Toshiba
    • Masatsugu Inoue
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Color cathode ray tube apparatus
    • Patent number 4,728,858
    • Issue date Mar 1, 1988
    • Kabushiki Kaisha Toshiba
    • Shinpei Koshigoe
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Electron gun
    • Patent number 4,641,058
    • Issue date Feb 3, 1987
    • Tokyo Shibaura Denki Kabushiki Kaisha
    • Shinpei Koshigoe
    • H01 - BASIC ELECTRIC ELEMENTS