Patents by Inventor Mituhiro Higashizaki

Mituhiro Higashizaki 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).

  • Method of grinding a plate-like material and apparatus for carrying out the method
    Patent number: 5123214
    Abstract: A method of grinding a plate-like material comprises supporting a plate-like material on a circular carrying member having a gear at its outer circumference, engaging the gear of the circular carrying member with first and second transferring means which oppose at a predetermined distance, grinding a surface of the plate-like material in a grinding unit placed at or near a transferring path which is formed between the first and second transferring means by moving the carrying member which is driven by the first and second transferring means, and moving the carrying member from the grinding unit by driving the first and second transferring means after the completion of the grinding operation.
    Type: Grant
    Filed: July 31, 1990
    Date of Patent: June 23, 1992
    Assignee: Asahi Glass Company, Ltd.
    Inventors: Kazuhiko Ishimura, Mituhiro Higashizaki, Nobuo Hasegawa