Patents by Inventor Ryuzou Kawabata

Ryuzou Kawabata 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).

  • Magnetic field measuring optically pumped magnetometer apparatus
    Patent number: 7652473
    Abstract: Providing: quickly brining a vapor cell 119 to a desired temperature when retaining the heat of the vapor cell 119 to enhance the magnetic field detection performance of an optically pumped magnetometer; preventing adherence of atoms in the vapor cell 119 to a laser irradiation light passing-through part of the vapor cell 119; downsizing the periphery of the vapor cell 119; and suppressing the effect of a magnetic field from a heater used to retain the heat of the vapor cell 119.
    Type: Grant
    Filed: June 12, 2008
    Date of Patent: January 26, 2010
    Assignee: Hitachi High-Technologies Corporation
    Inventor: Ryuzou Kawabata
  • Magnetic field measuring apparatus
    Publication number: 20090001979
    Abstract: Providing: quickly brining a vapor cell 119 to a desired temperature when retaining the heat of the vapor cell 119 to enhance the magnetic field detection performance of an optically pumped magnetometer; preventing adherence of atoms in the vapor cell 119 to a laser irradiation light passing-through part of the vapor cell 119; downsizing the periphery of the vapor cell 119; and suppressing the effect of a magnetic field from a heater used to retain the heat of the vapor cell 119.
    Type: Application
    Filed: June 12, 2008
    Publication date: January 1, 2009
    Inventor: Ryuzou Kawabata