Patents by Inventor Frank Ping-Hay Lee Ping-Hay Lee

Frank Ping-Hay Lee Ping-Hay Lee 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).

  • White ink composition for ink-based digital printing
    Patent number: 9745484
    Abstract: A white ink composition for ink-based digital printing includes a white pigment. The white pigment is titanium dioxide. A method for ink-based digital printing includes applying dampening fluid to an imaging member to form a dampening fluid layer, patterning the dampening fluid layer using a laser imaging system, applying a white ink composition to the imaging member surface having the patterned dampening fluid disposed thereon to form an ink image, partially curing the ink image, and transferring the partially cured ink image to a printable substrate.
    Type: Grant
    Filed: September 16, 2013
    Date of Patent: August 29, 2017
    Assignee: XEROX CORPORATION
    Inventors: Marcel Breton, Carolyn Moorlag, Frank Ping-Hay Lee Ping-Hay Lee, Aurelian Valeriu Magdalinis, James D. Mayo