Patents by Inventor Chien-Hsun Peng

Chien-Hsun Peng 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).

  • Dry film remove pre-filter system
    Publication number: 20050130437
    Abstract: In accordance with the objectives of the invention a new method and apparatus is provided for the removal of by-products resulting from a dry-film removal process. The conventional method and apparatus for controlling a dry-film removal process is extended by the addition of a Dry-Film Remove Pre-Filter System, which significantly enhances the capability of filtering a dry-film removal solution.
    Type: Application
    Filed: December 16, 2003
    Publication date: June 16, 2005
    Inventors: Chih-Min Tseng, Chien-Hsun Peng, Szu-Yao Wang, Chun-Yen Lo