Patents by Inventor Tom E. MacDonald

Tom E. MacDonald 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).

  • Damping configuration for improved disk drive performance
    Patent number: 5483397
    Abstract: A disk drive having attenuated vibrations for improved disk drive performance. The disk drive has first and second viscoelastic dampers effective in attenuating vibrations during operation of the disk drive.
    Type: Grant
    Filed: June 28, 1994
    Date of Patent: January 9, 1996
    Assignee: Quantum Corporation
    Inventors: R. Bruce Gifford, Michael C. Strzepa, Tom E. MacDonald, Frank W. Bernett