Patents by Inventor Daro Diddell

Daro Diddell 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).

  • Apparatus for cleaning and drying workpieces
    Patent number: 5143103
    Abstract: An apparatus for cleaning and drying workpieces which comprises a closable chamber, means for introducing a cleaning solvent to the chamber, means for removing the solvent from the chamber, means for introducing an inert gas to the chamber, means for receiving workpieces and for moving the workpieces with respect to the level of the solvent, and means for transmitting megasonic energy with respect to the solvent.
    Type: Grant
    Filed: January 4, 1991
    Date of Patent: September 1, 1992
    Assignee: International Business Machines Corporation
    Inventors: James E. Basso, Parmesh K. Bhalla, John J. Chahine, Daro Diddell, Gregory J. Earle, Edward P. Gabriel, Farrokh Yaghmaie