Patents by Inventor Goro Terahara

Goro Terahara 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).

  • Combination grinding machine
    Patent number: 6409573
    Abstract: A combination grinding machine grinds a plurality of axially arranged portions of a workpiece by use of a grinding wheel supported rotatably on a first wheel head and a superfinishing wheel supported rotatably on a second wheel head. A numerical control unit controls feed units for the first and second wheel heads in order to move the first and second wheel heads independently of each other in the axial direction of the workpiece and in the direction perpendicular to the axial direction, such that each of the axially arranged portions is ground by the grinding wheel, and simultaneously with this, another ground portion is superfinished by the superfinishing wheel.
    Type: Grant
    Filed: April 14, 2000
    Date of Patent: June 25, 2002
    Assignee: Toyoda Koki Kabushiki Kaisha
    Inventors: Ryohei Mukai, Mamoru Katsuta, Goro Terahara, Tomohiko Yamaguchi, Shoichi Sano, Kazuo Machida