Patents by Inventor Keisuke Uemori

Keisuke Uemori 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).

  • Two layered refractory plate
    Patent number: 4906509
    Abstract: The present invention provides a two layered refractory plate consisting of a crack-resistant substrate with a grained surface layer embedded thereon. This two layered refractory plate is suitable for use as a shelf plate in a furnace in which the temperatures vary. Cracks due to thermal expansion differences in the material can be prevented.
    Type: Grant
    Filed: March 14, 1988
    Date of Patent: March 6, 1990
    Assignee: Shinagawa Refractories Co., Ltd.
    Inventors: Hideaki Nishio, Akira Matsuo, Katsunori Ito, Keisuke Uemori