Patents Assigned to XSYS Print Solutions US LLC
  • Charge control agent
    Patent number: 7442481
    Abstract: A composition comprising a toner binder and a charge control agent comprising a sulfonation product of Solvent Blue 23, wherein from greater than 0 up to 30 mole % of the Solvent Blue 23 is sulfonated.
    Type: Grant
    Filed: April 27, 2004
    Date of Patent: October 28, 2008
    Assignees: XSYS Print Solutions US LLC, Morimura Chemicals Ltd
    Inventors: Gary Don Ellis, Rhonda Sue Bartram, Edward William da Ponte, Toshihiko Oguchi, Timothy Alan Overway, Keiki Suganami