Patents by Inventor Won-II Jeong

Won-II Jeong 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 for fabricating silica glass using sol-gel process
    Patent number: 6860118
    Abstract: The present invention discloses a method for fabricating silica glass using a sol-gel process, which includes a sol forming step for forming a sol by mixing a starting material, deionized water and an additive together; gelation step for gelatinizing the sol after filling a circular mold with the gel produced; gel drying step for separating the gel from the circular mold and drying the gel; setting step for placing the gel inside of a heat chamber and injecting helium gas into the heat chamber; and low heat treatment step for pressurizing and depressurizing an internal pressure of the heat chamber repeatedly for several times.
    Type: Grant
    Filed: June 25, 2002
    Date of Patent: March 1, 2005
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Won-II Jeong, Jeong-Hyun Oh, Jung-Je Bang, Young-Min Baik