Patents by Inventor Robert William Criscuolo

Robert William Criscuolo 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).

  • Oxide etch
    Patent number: 6503841
    Abstract: The invention includes a method of etching silicon dioxide, comprising doping a layer of silicon dioxide to form a layer of doped silicon dioxide and etching the doped silicon dioxide layer with phosphoric acid.
    Type: Grant
    Filed: July 7, 2000
    Date of Patent: January 7, 2003
    Assignee: Agere Systems Inc.
    Inventors: Robert William Criscuolo, Charles Walter Pearce