Patents by Inventor Frederick B. White

Frederick B. White 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).

  • Detoning blade
    Patent number: 6633739
    Abstract: A detoning blade including a steel member of stainless steel or carbon steel having a length, a width, and a thickness and a coating including titanium nitride or tungsten carbide having a thickness ranging from 0.1 microns to 4 microns or a coating of diamond embedded chromium having a thickness ranging from 2.5 microns to 7.5 microns.
    Type: Grant
    Filed: December 17, 2001
    Date of Patent: October 14, 2003
    Assignee: Xerox Corporation
    Inventors: Frederick B. White, Alicia G. Hughes, Michael J. DeLuzio, Ann M. Kazakos
  • Detoning blade
    Publication number: 20030113146
    Abstract: A detoning blade including a steel member of stainless steel or carbon steel having a length, a width, and a thickness and a coating including titanium nitride or tungsten carbide having a thickness ranging from 0.1 microns to 4 microns or a coating of diamond embedded chromium having a thickness ranging from 2.5 microns to 7.5 microns.
    Type: Application
    Filed: December 17, 2001
    Publication date: June 19, 2003
    Applicant: Xerox Corporation
    Inventors: Frederick B. White, Alicia G. Hughes, Michael J. DeLuzio, Ann M. Kazakos
  • Donor rolls and methods of making donor rolls
    Patent number: 6327452
    Abstract: A roller includes a core and a ceramic coating formed over the core. The roller has a composite runout of less than 20 &mgr;m and a total indicator reading runout of less than 7 &mgr;m. The ceramic coating has a smooth finish and has controlled electric properties. This roller can be used as a donor roller for transporting toner to a photoconductive member so as to achieve high-quality image development.
    Type: Grant
    Filed: February 14, 2000
    Date of Patent: December 4, 2001
    Assignee: Xerox Corporation
    Inventors: Timothy R. Jaskowiak, Ann M. Kazakos, Joy L. Longhenry, Michelle L. Schlafer, Grethel K. Mulroy, Thomas L. DiGravio, Kevin H. Taft, Frederick B. White, Mark Gelin