Patents by Inventor Jyh-Jen Lee

Jyh-Jen Lee 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).

  • Polishing pad and method for manufacturing the polishing pad
    Publication number: 20070155268
    Abstract: A polishing pad includes a non-woven cloth and a continuous porous polymer. The non-woven cloth includes fibers. The polymer includes a plurality of holes communicated with one another. The polymer is cured in and bonded to the non-woven cloth. A surface of the polishing pad is constituted by the fibers of the non-woven cloth and the polymer.
    Type: Application
    Filed: December 30, 2005
    Publication date: July 5, 2007
    Applicant: SAN FANG CHEMICAL INDUSTRY CO., LTD.
    Inventors: Chung-Ching Feng, Chen-Hsiang Chao, I-Peng Yao, Yung-Chang Hung, Jyh-Jen Lee