Patents by Inventor Robert Max Lopez, Jr.

Robert Max Lopez, Jr. 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).

  • Electrophotographic photoreceptor having a spectral marker and electrophotographic printer using the same
    Patent number: 8178265
    Abstract: A photoreceptor comprising a spectral marker and an electrophotographic printer using the same wherein the presence of the spectral marker is detected by the spectral marker detector, which enables photoreceptor authentication and thickness determinations, thereby permitting adjustment and optimization of component operating parameters within the electrophotographic printer.
    Type: Grant
    Filed: December 29, 2008
    Date of Patent: May 15, 2012
    Assignee: Lexmark International, Inc.
    Inventors: David Glenn Black, James Alan Hartman, Rudolph Wayne Hrobsky, Ronald Harold Levin, Robert Max Lopez, Jr., Weimei Luo, Dat Quoc Nguyen, Franklin Dilworth Zartman
  • Electrophotographic Photoreceptor Having a Spectral Marker and Electrophotographic Printer Using the Same
    Publication number: 20100167191
    Abstract: A photoreceptor comprising a spectral marker and an electrophotographic printer using the same wherein the presence of the spectral marker is detected by the spectral marker detector, which enables photoreceptor authentication and thickness determinations, thereby permitting adjustment and optimization of component operating parameters within the electrophotographic printer.
    Type: Application
    Filed: December 29, 2008
    Publication date: July 1, 2010
    Inventors: David Glenn Black, James Alan Hartman, Rudolph Wayne Hrobsky, Ronald Harold Levin, Robert Max Lopez, JR., Weimei Luo, Dat Quoc Nguyen, Franklin Dilworth Zartman