Patents by Inventor Renping Cao

Renping Cao 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).

  • Publication number: 20050276482
    Abstract: A portable electronic apparatus having character recognition, including a body, an image input unit, an image output unit and an instruction input unit. First, the body has a major circuitry and a character recognition circuit, wherein the character recognition circuit, coupled to the host circuit, serves to transform a digital image to a digital text document. Moreover, the image input unit, the image output unit and the instruction input unit are electrically coupled to the host circuit.
    Type: Application
    Filed: May 26, 2004
    Publication date: December 15, 2005
    Inventors: Chengshing Lai, Renping Cao