Patents by Inventor Hatem R. Radwam

Hatem R. Radwam 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).

  • Disc spacer with interior groove
    Patent number: 5600512
    Abstract: A spacer supports a disc on a hub in a disc drive. The hub is rotatable about an axis of rotation. The spacer includes a member having an inner radial surface defining a hub receiving aperture for receiving an exterior surface of the hub. The inner radial surface has a generally annular groove extending from the inner radial surface generally radially outwardly from the hub.
    Type: Grant
    Filed: June 7, 1995
    Date of Patent: February 4, 1997
    Assignee: Seagate Technology, Inc.
    Inventors: Hatem R. Radwam, Clifford T. Jue, Brian H. Nelson, Bradley D. Kelemen