Patents by Inventor Guiying Ma

Guiying Ma 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).

  • METHOD OF INSERTING BRITTLE MATERIAL IN PLASTIC SHELL AND ELECTRONIC DEVICE HAVING THE PLASTIC SHELL
    Publication number: 20110109210
    Abstract: A method of inserting a brittle material into a plastic shell comprises: a) processing the brittle material, so that the brittle material comprises an embedded portion to be embedded into the plastic shell, an exposed portion to be exposed outside the plastic shell, and a positioning portion between the embedded portion and the exposed portion; b) putting the exposed portion and at least part of the position portion into a fixed mold core of an injection mold, with the brittle material being positioned in the fixed mold core by the positioning portion; and c) injecting molten plastic into the mold to form the plastic shell, in which the embedded portion and at least part of the positioning portion are embedded into the plastic shell with the exposed portion and the remaining or the positioning portion being exposed outside the plastic shell. An electronic device having the above plastic shell is also provided.
    Type: Application
    Filed: January 17, 2011
    Publication date: May 12, 2011
    Inventors: Dingwen Mao, Guiying Ma, Mingzhu Chang, Jiaxin Zhang