Patents by Inventor Xu-Cheng Yin

Xu-Cheng Yin 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).

  • Correcting device and method for perspective transformed document images
    Patent number: 8170368
    Abstract: This invention provides a correcting device and a correcting method for perspective transformation of document images.
    Type: Grant
    Filed: March 13, 2008
    Date of Patent: May 1, 2012
    Assignee: Fujitsu Limited
    Inventors: Xu-Cheng Yin, Jun Sun, Katsuhito Fujimoto, Hiroaki Takebe, Koji Kurokawa, Yusaku Fuji, Satoshi Naoi
  • Correcting device and method for perspective transformed document images
    Publication number: 20080226171
    Abstract: This invention provides a correcting device and a correcting method for perspective transformation of document images.
    Type: Application
    Filed: March 13, 2008
    Publication date: September 18, 2008
    Applicant: FUJITSU LIMITED
    Inventors: Xu-Cheng Yin, Jun Sun, Katsuhito Fujimoto, Hiroaki Takebe, Koji Kurokawa, Yusaku Fuji, Satoshi Naoi