Patents by Inventor Sung Du Leem

Sung Du Leem 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).

  • Method of Manufacturing an Air Hole of Hollow Fiber Membrane Module for Water Treatment
    Publication number: 20100276835
    Abstract: The present invention relates to a method of forming air holes in a hollow fiber membrane module for water treatment. A main object of the present invention is to easily form air holes in the potting material injected into the module housing to prevent contamination of the hollow fiber membranes in the module housing.
    Type: Application
    Filed: June 20, 2006
    Publication date: November 4, 2010
    Inventors: Soon Hyuk Im, Tae Duog Lee, Sung Su Bae, Seong Hoe Koo, Tae Jeong Kim, Sang Hoon Kim, Hang Duk Rho, Sung Du Leem, Yong Hee Yoo, Hyung Jin Jun