Patents by Inventor Kazunori Jikihara

Kazunori Jikihara 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).

  • Compact superconducting magnet system free from liquid helium
    Patent number: 5623240
    Abstract: In a superconducting magnet system which has a superconducting coil member, a cryocooler for cooling the superconducting coil member into the superconducting state, and a current lead for supplying an electric current to the superconducting coil member, the current lead is made of a high-temperature superconducting material and is also cooled by the cryocooler into the superconducting state with the current lead kept in contact with the cryocooler.
    Type: Grant
    Filed: September 1, 1993
    Date of Patent: April 22, 1997
    Assignee: Sumitomo Heavy Industries, Ltd.
    Inventors: Junji Sakuraba, Fumiaki Hata, Chong C. Kung, Yutaka Yamada, Kazunori Jikihara, Tsuginori Hasebe, Kazuo Watanabe