Patents by Inventor Yoshiko MINAMI

Yoshiko MINAMI has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Tungsten alloy, tungsten alloy part, discharge lamp, transmitting tube, and magnetron
    Patent number: 10167536
    Abstract: According to one embodiment, a tungsten alloy includes a W component and a Hf component including HfC. A content of the Hf component in terms of HfC is 0.1 wt % or more and 3 wt % or less.
    Type: Grant
    Filed: October 16, 2017
    Date of Patent: January 1, 2019
    Assignees: Kabushiki Kaisha Toshiba, Toshiba Materials Co., Ltd.
    Inventors: Shinichi Yamamoto, Kayo Nakano, Hiromichi Horie, Takashi Sano, Yoshiko Minami, Satoshi Yamaguchi
  • TUNGSTEN ALLOY, TUNGSTEN ALLOY PART, DISCHARGE LAMP, TRANSMITTING TUBE, AND MAGNETRON
    Publication number: 20180073107
    Abstract: According to one embodiment, a tungsten alloy includes a W component and a Hf component including HfC. A content of the Hf component in terms of HfC is 0.1 wt % or more and 3 wt % or less.
    Type: Application
    Filed: October 16, 2017
    Publication date: March 15, 2018
    Applicants: KABUSHIKI KAISHA TOSHIBA, TOSHIBA MATERIALS CO., LTD.
    Inventors: Shinichi YAMAMOTO, Kayo Nakano, Hiromichi Horie, Takashi Sano, Yoshiko Minami, Satoshi Yamaguchi
  • Tungsten alloy, tungsten alloy part, discharge lamp, transmitting tube, and magnetron
    Patent number: 9834830
    Abstract: According to one embodiment, a tungsten alloy includes a W component and a Hf component including HfC. A content of the Hf component in terms of HfC is 0.1 wt % or more and 3 wt % or less.
    Type: Grant
    Filed: June 19, 2014
    Date of Patent: December 5, 2017
    Assignees: Kabushiki Kaisha Toshiba, Toshiba Materials Co., Ltd.
    Inventors: Shinichi Yamamoto, Kayo Nakano, Hiromichi Horie, Takashi Sano, Yoshiko Minami, Satoshi Yamaguchi
  • TUNGSTEN ALLOY, TUNGSTEN ALLOY PART, DISCHARGE LAMP, TRANSMITTING TUBE, AND MAGNETRON
    Publication number: 20140301891
    Abstract: According to one embodiment, a tungsten alloy includes a W component and a Hf component including HfC. A content of the Hf component in terms of HfC is 0.1 wt % or more and 3 wt % or less.
    Type: Application
    Filed: June 19, 2014
    Publication date: October 9, 2014
    Inventors: Shinichi YAMAMOTO, Kayo NAKANO, Hiromichi HORIE, Takashi SANO, Yoshiko MINAMI, Satoshi YAMAGUCHI