Patents by Inventor Cheng-Sung Chan

Cheng-Sung Chan 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).

  • System and method for responding to recording medium change
    Patent number: 7845787
    Abstract: A print system senses the type of a recording medium. The print system modifies the amount of marking material on an imaging drum when the sensed the recording medium type requires a modification to the amount of marking material on the imaging drum. Moreover, the print system changes a transfix parameter when the sensed the recording medium type requires a modification to the transfix parameter.
    Type: Grant
    Filed: December 18, 2006
    Date of Patent: December 7, 2010
    Assignee: Xerox Corporation
    Inventors: Trevor J. Snyder, Cheng-Sung Chan, Paul J. Woodward, Russell J. Watt
  • SYSTEM AND METHOD FOR RESPONDING TO RECORDING MEDIUM CHANGE
    Publication number: 20080145074
    Abstract: A print system senses the type of a recording medium. The print system modifies the amount of marking material on an imaging drum when the sensed the recording medium type requires a modification to the amount of marking material on the imaging drum. Moreover, the print system changes a transfix parameter when the sensed the recording medium type requires a modification to the transfix parameter.
    Type: Application
    Filed: December 18, 2006
    Publication date: June 19, 2008
    Applicant: Xerox Corporation
    Inventors: Trevor J. Snyder, Cheng-Sung Chan, Paul J. Woodward, Russell J. Watt