Patents by Inventor Yoh Fujiwara

Yoh Fujiwara 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).

  • NMR apparatus and gas replacement method for replacing gas in NMR probe
    Patent number: 11914009
    Abstract: An NMR apparatus includes a depressurizing device for depressurizing an NMR probe, a gas supply device for supplying gas into the NMR probe to thereby pressurize the NMR probe, and a control device. The control device alternately repeats depressurization of the NMR probe, using the depressurizing device, and pressurization of the NMR probe, using the gas supply device. This replaces the gas in the NMR probe.
    Type: Grant
    Filed: August 11, 2022
    Date of Patent: February 27, 2024
    Assignees: JEOL Ltd., OSAKA UNIVERSITY
    Inventors: Hiroki Takahashi, Yuki Endo, Toshimichi Fujiwara, Yoh Matsuki
  • Wrist watch
    Patent number: D312793
    Type: Grant
    Filed: July 29, 1987
    Date of Patent: December 11, 1990
    Assignee: Casio Computer Co., Ltd.
    Inventor: Yoh Fujiwara