Patents by Inventor Daniel Stephen Potsko

Daniel Stephen Potsko 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).

  • Fluid treatment device and method
    Patent number: 5876507
    Abstract: A fluid treating device with at least one chamber, a plurality of ultrasonic transducers for imparting ultrasonic waves through fluid when present in the at least one chamber; a screen located in the at least one chamber wherein the screen is coated with a dielectric material. The coated screen diffuses the ultrasonic waves and enhances uniform treatment. The fluid treating device is useful for treatments such as cleaning, degreasing, plating or etching articles such as ceramic substrates.
    Type: Grant
    Filed: June 30, 1997
    Date of Patent: March 2, 1999
    Assignee: International Business Machines Corporation
    Inventors: David John Bajkowski, Mark Alan Brown, Richard Emerson Cole, Daniel Stephen Potsko