Patents by Inventor Atsuhiko SHINOZUKA

Atsuhiko SHINOZUKA 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).

  • Green honeycomb molding defect examination method, green honeycomb structure manufacturing method, and green honeycomb molding defect examination device
    Patent number: 9067376
    Abstract: Disclosed is a method of examining defects in a green honeycomb molding having partition walls which form a plurality of flow channels extending in parallel with one another, and sealing portions which close the upper ends of some of the plurality of flow channels and the lower ends of the rest flow channels. The method includes a step of applying pressure to the lower ends of the plurality of flow channels using gas, and a step of visualizing the distribution of gas refractive indexes near the upper ends of the plurality of flow channels.
    Type: Grant
    Filed: July 10, 2014
    Date of Patent: June 30, 2015
    Assignee: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Atsuhiko Shinozuka, Yukihito Tokuoka, Kazuya Tsuchimoto
  • GREEN HONEYCOMB MOLDING DEFECT EXAMINATION METHOD, GREEN HONEYCOMB STRUCTURE MANUFACTURING METHOD, AND GREEN HONEYCOMB MOLDING DEFECT EXAMINATION DEVICE
    Publication number: 20140319714
    Abstract: Disclosed is a method of examining defects in a green honeycomb molding having partition walls which form a plurality of flow channels extending in parallel with one another, and sealing portions which close the upper ends of some of the plurality of flow channels and the lower ends of the rest flow channels. The method includes a step of applying pressure to the lower ends of the plurality of flow channels using gas, and a step of visualizing the distribution of gas refractive indexes near the upper ends of the plurality of flow channels.
    Type: Application
    Filed: July 10, 2014
    Publication date: October 30, 2014
    Applicant: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Atsuhiko SHINOZUKA, Yukihito TOKUOKA, Kazuya TSUCHIMOTO