Patents by Inventor Jia-Wei Cao

Jia-Wei Cao 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).

  • DOUBLE-SIDED METAL OF DRILLING ENTRY BOARD
    Publication number: 20130251469
    Abstract: A double-sided metal drilling entry board for drilling comprises a metal bottom layer, a soft metal surface layer and a binding layer, in which the binding layer is disposed between the metal bottom layer and the soft metal surface layer to bind the metal bottom layer and the soft metal surface layer.
    Type: Application
    Filed: May 15, 2012
    Publication date: September 26, 2013
    Inventors: Yun-Chao YEH, Chung-Hao Chang, Han-Shiang Huag, Jia-Wei Cao
  • DRILLING ENTRY BOARD FOR PRINTED CIRCUIT BOARD
    Publication number: 20130078453
    Abstract: A drilling entry board for a printed circuit board (PCB) includes a metal substrate and a lubricating copolymer. The lubricating copolymer is bonded on the metal substrate surface and comprises a water-soluble structure and a water insoluble structure.
    Type: Application
    Filed: February 14, 2012
    Publication date: March 28, 2013
    Inventors: Chung-Hao Chang, Jia-Wei Cao, Han-Shiang Huag, Chia-Hsiu Yeh