Patents by Inventor Shigeharu Nishino

Shigeharu Nishino 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).

  • Rotary anode for X-ray tube and a method for manufacturing the same
    Patent number: 4168449
    Abstract: A rotary anode for an X-ray tube comprising an anode body formed of graphite, a target layer formed of tungsten or alloy thereof, and an intermediate layer containing rhenium and molybdenum, the intermediate layer being interposed between and bonded with the anode body and target layer. This rotary anode may be obtained by forming over a target area of the graphite anode body a paste layer containing rhenium powder and molybdenum powder, laminating over the paste layer a layer formed of tungsten or alloy thereof, and then hot-pressing the resultant laminated body under vacuum or in an inert gas by means of a pressure transmitting powder.
    Type: Grant
    Filed: October 26, 1977
    Date of Patent: September 18, 1979
    Assignee: Tokyo Shibaura Electric Co., Ltd.
    Inventors: Hideo Koizumi, Shigeharu Nishino, Michiyasu Komatsu, Tadashi Miyano