Patents by Inventor Yo-Chang Chen

Yo-Chang 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 increasing wave height of molten solder in solder bath
    Patent number: 6817510
    Abstract: The present invention discloses an apparatus applied to the wave former of the wave soldering system to increase the wave height of molten solder. The apparatus comprises a block board and a gland, wherein the block board is mounted on the enclosing walls of the wave former to increase the total height of enclosing walls thereof for increasing the wave height, and the gland is disposed on the partial opening of the wave former to press the molten solder for have higher solder wave on other partial opening of the wave former uncovered by the gland.
    Type: Grant
    Filed: October 1, 2002
    Date of Patent: November 16, 2004
    Assignee: ASUSTeK Computer Inc.
    Inventors: Po-Hung Wang, Yo-Chang Chen
  • Apparatus for increasing wave height of molten solder in solder bath
    Publication number: 20030075585
    Abstract: The present invention discloses an apparatus applied to the wave former of the wave soldering system to increase the wave height of molten solder. The apparatus comprises a block board and a gland, wherein the block board is mounted on the enclosing walls of the wave former to increase the total height of enclosing walls thereof for increasing the wave height, and the gland is disposed on the partial opening of the wave former to press the molten solder for have higher solder wave on other partial opening of the wave former uncovered by the gland.
    Type: Application
    Filed: October 1, 2002
    Publication date: April 24, 2003
    Inventors: Po-Hung Wang, Yo-Chang Chen