Patents by Inventor Robert L. Lohr

Robert L. Lohr 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).

  • Toner composition and processes thereof
    Patent number: 6103440
    Abstract: A toner including a resin, a colorant, and acrylate polymer particles on the surface of the toner.
    Type: Grant
    Filed: May 4, 1998
    Date of Patent: August 15, 2000
    Assignee: Xerox Corporation
    Inventor: Robert L. Lohr
  • Toner compositions
    Patent number: 6017668
    Abstract: A toner comprised of resin, colorant, and a surface additive mixture of a magnetite and a polyvinylidene fluoride.
    Type: Grant
    Filed: May 26, 1999
    Date of Patent: January 25, 2000
    Assignee: Xerox Corporation
    Inventors: Eugene F. Young, Robert L. Lohr, Christine C. Lyons, Lauro D. Andrade