Patents by Inventor Rachel L. Pieczynski

Rachel L. Pieczynski 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).

  • Particle size reduction process
    Patent number: 5927621
    Abstract: A process comprising: milling first particles, second particles, and a milling component, wherein the first particles are reduced in average diameter particle size to from about 3 to about 100 nanometers.
    Type: Grant
    Filed: July 10, 1997
    Date of Patent: July 27, 1999
    Assignee: Xerox Corporation
    Inventors: Ronald F. Ziolo, Rachel L. Pieczynski