Patents by Inventor Kai-Yao Chen

Kai-Yao Chen 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).

  • Apparatus and method for differentiating size of scanned document
    Publication number: 20050237583
    Abstract: The invention relates to a judgment apparatus for determining the size of a document. The judgment apparatus includes an automatic document feeding (ADF) with a scan window, a scanner carriage, and a decision module. The ADF transmits the document. The scanner carriage determines a first dimension of the scan window masked by the document, and outputs the first size. The decision module determines the size of the document according to the first dimension output by the scanner carriage.
    Type: Application
    Filed: April 6, 2005
    Publication date: October 27, 2005
    Inventors: Ya-Hui Chang, Kai-Yao Chen