Patents by Inventor Ji Luen Chen

Ji Luen Chen 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).

  • Apparatus for condensing and recycling stripper
    Patent number: 7273560
    Abstract: An apparatus for recycling the stripper solutions with higher recycling rate is disclosed. The apparatus includes a stripper condenser; a first buffer tank; a second buffer tank connecting to said stripper condenser by a first pipe and connecting to said first buffer tank by a second pipe; a recycling device connecting to said first buffer tank by a fourth pipe; a first pump mounted on said first pipe; a second pump mounted on said second pipe; a concentration detector mounted in said stripper condenser; and a controller electrically connected to said concentration detector, said flow meter, and said liquid level sensor for receiving the signals therefrom, and electrically connected to said first pump and said second pump for sending on-off messages to said second pump.
    Type: Grant
    Filed: December 16, 2003
    Date of Patent: September 25, 2007
    Assignee: AU Optronics Corp.
    Inventors: Ta Sen Su, Chien Chou, Ji Luen Chen
  • Apparatus for condensing and recycling stripper
    Publication number: 20040256060
    Abstract: An apparatus for recycling the stripper solutions with higher recycling rate is disclosed. The apparatus includes a stripper condenser; a first buffer tank; a second buffer tank connecting to said stripper condenser by a first pipe and connecting to said first buffer tank by a second pipe; a recycling device connecting to said first buffer tank by a fourth pipe; a first pump mounted on said first pipe; a second pump mounted on said second pipe; a concentration detector mounted in said stripper condenser; and a controller electrically connected to said concentration detector, said flow meter, and said liquid level sensor for receiving the signals therefrom, and electrically connected to said first pump and said second pump for sending on-off messages to said second pump.
    Type: Application
    Filed: December 16, 2003
    Publication date: December 23, 2004
    Applicant: AU Optronics Corp.
    Inventors: Ta Sen Su, Chien Chou, Ji Luen Chen