TREA

Takenori Umeki

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  • Yokohama, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Highly pure titanium
    • Patent number RE34598
    • Issue date May 3, 1994
    • Kabushiki Kaisha Toshiba
    • Kazumi Shimotori
    • 257 - Active solid-state devices
  • Information Patent Grant

    Sputtering alloy target and method of producing an alloy film
    • Patent number 4,963,240
    • Issue date Oct 16, 1990
    • Kabushiki Kaisha Toshiba
    • Yoshiharu Fukasawa
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Highly pure titanium
    • Patent number 4,891,066
    • Issue date Jan 2, 1990
    • Kabushiki Kaisha Toshiba
    • Kazumi Shimotori
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Highly pure titanium and process for producing the same
    • Patent number 4,793,854
    • Issue date Dec 27, 1988
    • Kabushiki Kaisha Toshiba
    • Kazumi Shimotori
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...