Patents by Inventor Guofan Chen

Guofan 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).

  • Back-type expanding and opening foldable sunshade apparatus
    Patent number: 9745772
    Abstract: Disclosed is a back-type expanding and opening foldable sunshade apparatus. The back-type expanding and opening foldable sunshade apparatus can be used directly on the back of a person or used together with a backpack by placing in the backpack, can adjust the opening extent and position of the shade in a lockable manner, and the width of the shade is expanded transversely when opening, thereby shading more effectively; and during use, the shade can be quickly opened, and when being not in use, the shade can be easily folded into a small device on the back or concealed in an interlayer of a backpack, thus being convenient and attractive.
    Type: Grant
    Filed: August 29, 2014
    Date of Patent: August 29, 2017
    Inventors: Guofan Chen, Wuhua Zhu
  • Back-Type Expanding and Opening Foldable Sunshade Apparatus
    Publication number: 20160237715
    Abstract: Disclosed is a back-type expanding and opening foldable sunshade apparatus. The back-type expanding and opening foldable sunshade apparatus can be used directly on the back of a person or used together with a backpack by placing in the backpack, can adjust the opening extent and position of the shade in a lockable manner, and the width of the shade is expanded transversely when opening, thereby shading more effectively; and during use, the shade can be quickly opened, and when being not in use, the shade can be easily folded into a small device on the back or concealed in an interlayer of a backpack, thus being convenient and attractive.
    Type: Application
    Filed: August 29, 2014
    Publication date: August 18, 2016
    Inventors: Guofan Chen, Wuhua Zhu