Patents by Inventor Guan-Po Chu

Guan-Po Chu 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 for making holes in a substrate
    Publication number: 20020070204
    Abstract: A method for making holes in a substrate includes steps of cleaning a surface of the substrate and boring the blind holes in the surface of the substrate with laser beams.
    Type: Application
    Filed: December 8, 2000
    Publication date: June 13, 2002
    Applicant: Compeq Manufacturing Co., Ltd.
    Inventors: Guan-Po Chu, Wen-Chung Cheng, Hsin-R Huang