Patents by Inventor Keun Woung Lee

Keun Woung 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).

  • Apparatus for removing bubbles in filter housing of coating equipment
    Patent number: 5711876
    Abstract: An apparatus for removing bubbles in a filter housing of a coating equipment includes a cover coupled to the filter housing and including a bottom, an inlet portion, an outlet portion, and a drain portion, the bottom of the cover having an inclined surface at an angle, wherein the drain portion is above the inlet portion and the outlet portion on the inclined surface.
    Type: Grant
    Filed: June 6, 1996
    Date of Patent: January 27, 1998
    Assignee: L G Semicon Co., Ltd.
    Inventor: Keun Woung Lee