Patents by Inventor Richard Shigetoshi Mori

Richard Shigetoshi Mori 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 and apparatus for polishing a workpiece
    Patent number: 7004827
    Abstract: A carrier has openings for holding workpieces during polishing. Upper and lower polishing pads push against upper and lower surfaces of the workpieces, respectively. A ring is provided within the openings. This ring surrounds the workpieces, and prevents or reduces roll-off.
    Type: Grant
    Filed: February 12, 2004
    Date of Patent: February 28, 2006
    Assignee: Komag, Inc.
    Inventors: Shoji Suzuki, Koji Adachi, Richard Shigetoshi Mori