Patents by Inventor Chuangjun Li

Chuangjun Li 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: 20050018191
    Abstract: An apparatus and method for measuring colours of an object includes an enclosure for receiving the object; illumination means for illuminating the object within the enclosure; a digital camera for capturing an image of the object; a computer connected to the digital camera, for processing information relating to the image of the object; and display means for displaying information relating to the image of the object. The enclosure may include means for mounting an object therein such that its position may be altered. These means may include a tiltable table for receiving the object, the tiltable table being controllable by the computer. the illumination means are preferably located within the enclosure, and may include diffusing means for providing a diffuse light throughout the enclosure.
    Type: Application
    Filed: October 4, 2002
    Publication date: January 27, 2005
    Inventors: Ming Luo, Chuangjun Li, Guihua Cui