Patents by Inventor Kazutoshi Maki

Kazutoshi Maki 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).

  • Magnet assembly for MRI apparatus
    Patent number: 5652517
    Abstract: The invention improves thermal efficiency and control follow-up properties by providing an AC sheet heater and a DC sheet heater on the respective side surfaces of an upper base yoke and a lower base yoke, and a temperature sensor near the center of the upper surface of the upper base yoke, whereby the permanent magnets of the magnet assembly are first heated by use of both the AC and DC sheet heaters, and then, with the temperature monitored by the temperature sensor, the temperature is adjusted by use of only the DC sheet heater.
    Type: Grant
    Filed: May 17, 1996
    Date of Patent: July 29, 1997
    Assignee: GE Yokogawa Medical Systems, Limited
    Inventors: Kazutoshi Maki, Yuji Inoue, Naoki Nakamura