Patents by Inventor Chien-Cheng HUA

Chien-Cheng HUA 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: 20150011270
    Abstract: A method of depositing a metal layer on an electrically non-conductive plastic member includes: mixing a plastic material and a laser-sensitive additive to form a mixture, followed by injection molding the mixture to form an electrically non-conductive plastic member; irradiating a part of a surface of the electrically non-conductive plastic member with laser to engrave the electrically non-conductive plastic member so as to form a roughened region; forming an activating layer on the roughened region; and forming a metal layer on the activating layer on the roughened region of the electrically non-conductive plastic member. This method is suitable for making a housing for a mobile device.
    Type: Application
    Filed: July 2, 2014
    Publication date: January 8, 2015
    Inventors: Yung-Sheng TSENG, Tzu-Ting HUANG, Yi-Tsung LIU, Chien-Cheng HUA, Chih-Hsiang YEH