Patents by Inventor Chin-Wang Chiu

Chin-Wang Chiu 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).

  • GAS SUPPLY PIPING SYSTEM AND METHOD FOR REPLACING PURIFIER
    Publication number: 20080173353
    Abstract: A gas supply piping system suitable for transporting a gas to a machine terminal from a gas supply terminal is provided, which includes a main supply pipe, a plurality of branch supply pipes, a plurality of purifiers, a plurality of first valves and a backup piping. The main supply pipe is connected to the gas supply terminal. The branch supply pipes are connected the main supply pipe and the machine terminal respectively. The purifiers are connected to the branch supply pipes respectively. The first valves are connected to the branch supply pipes respectively and located between the purifiers and the gas supply terminal. The backup piping is connected to the branch supply pipes and disposed between the purifiers and the machine terminal.
    Type: Application
    Filed: January 22, 2007
    Publication date: July 24, 2008
    Applicant: United Microelectronics Corp.
    Inventors: Chieh-Hsing Chen, Tsung-Yang Chen, Chin-Wang Chiu, Shih-Hsun Chang