Patents by Inventor Rhadha Sen

Rhadha Sen 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).

  • Media sheet coatings
    Patent number: 9309424
    Abstract: A coating for a substrate is formed by milling cationic pigment particles in the presence of a water-soluble polymer, where the water-soluble polymer acts as a binder and a dispersant for the cationic pigment particles.
    Type: Grant
    Filed: July 29, 2013
    Date of Patent: April 12, 2016
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Rhadha Sen, Richard J. McManus
  • MEDIA SHEET COATINGS
    Publication number: 20130310504
    Abstract: A coating for a substrate is formed by milling cationic pigment particles in the presence of a water-soluble polymer, where the water-soluble polymer acts as a binder and a dispersant for the cationic pigment particles.
    Type: Application
    Filed: July 29, 2013
    Publication date: November 21, 2013
    Applicant: Hewlett-Packard Development Company, L.P.
    Inventors: Rhadha Sen, Richard J. McManus