Patents by Inventor Sigematsu Asano

Sigematsu Asano 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).

  • X-ray diffraction apparatus
    Patent number: 8903044
    Abstract: An X-ray shielding member is provided so as to confront an X-ray incident face of a sample, and a gap through which an X-ray emitted from an X-ray source is passed and irradiated to an X-ray incident face of the sample is formed between the X-ray shielding member and the X-ray incident face of the sample. A gap adjusting mechanism for moving the X-ray shielding member is further provided to move the X-ray shielding member in accordance with change of an X-ray incident angle to the sample by a goniometer, whereby the breadth of the gap formed between the X-ray shielding member and the X-ray incident face of the sample can be adjusted.
    Type: Grant
    Filed: January 30, 2012
    Date of Patent: December 2, 2014
    Assignee: Rigaku Corporation
    Inventors: Sigematsu Asano, Ichiro Tobita, Atsushi Ohbuchi, Takayuki Konya
  • X-RAY DIFFRACTION APPARATUS
    Publication number: 20120195406
    Abstract: An X-ray shielding member is provided so as to confront an X-ray incident face of a sample, and a gap through which an X-ray emitted from an X-ray source is passed and irradiated to an X-ray incident face of the sample is formed between the X-ray shielding member and the X-ray incident face of the sample. A gap adjusting mechanism for moving the X-ray shielding member is further provided to move the X-ray shielding member in accordance with change of an X-ray incident angle to the sample by a goniometer, whereby the breadth of the gap formed between the X-ray shielding member and the X-ray incident face of the sample can be adjusted.
    Type: Application
    Filed: January 30, 2012
    Publication date: August 2, 2012
    Applicant: RIGAKU CORPORATION
    Inventors: Sigematsu Asano, Ichiro Tobita, Atsushi Ohbuchi, Takayuki Konya