Patents by Inventor Cyoo-Chul Jo

Cyoo-Chul Jo 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).

  • Manufacturing method of electro line for liquid crystal display device
    Patent number: 8148182
    Abstract: A manufacturing method of an electro line for a liquid crystal display device includes depositing a barrier layer made of a conducting material on a substrate, depositing a copper layer (Cu) on the barrier layer, wet-etching the Cu layer using a first etchant, and dry-etching the barrier layer using a second etchant using the wet-etched Cu layer as an etch mask.
    Type: Grant
    Filed: March 5, 2010
    Date of Patent: April 3, 2012
    Assignee: LG Display Co., Ltd.
    Inventors: Oh-Nam Kwon, Kyoung-Mook Lee, Heung-Lyul Cho, Seung-Hee Nam, Cyoo-Chul Jo
  • MANUFACTURING METHOD OF ELECTRO LINE FOR LIQUID CRYSTAL DISPLAY DEVICE
    Publication number: 20100163883
    Abstract: A manufacturing method of an electro line for a liquid crystal display device includes depositing a barrier layer made of a conducting material on a substrate, depositing a copper layer (Cu) on the barrier layer, wet-etching the Cu layer using a first etchant, and dry-etching the barrier layer using a second etchant using the wet-etched Cu layer as an etch mask.
    Type: Application
    Filed: March 5, 2010
    Publication date: July 1, 2010
    Inventors: Oh-Nam KWON, Kyoung-Mook LEE, Heung-Lyul CHO, Seung-Hee NAM, Cyoo-Chul JO
  • Manufacturing method of electro line for liquid crystal display device
    Patent number: 7704767
    Abstract: A manufacturing method of an electro line for a liquid crystal display device includes depositing a barrier layer made of a conducting material on a substrate, depositing a copper layer (Cu) on the barrier layer, wet-etching the Cu layer using a first etchant, and dry-etching the barrier layer using a second etchant using the wet-etched Cu layer as an etch mask.
    Type: Grant
    Filed: March 16, 2009
    Date of Patent: April 27, 2010
    Assignee: LG Display Co., Ltd.
    Inventors: Oh-Nam Kwon, Kyoung-Mook Lee, Heung-Lyul Cho, Seung-Hee Nam, Cyoo-Chul Jo
  • Composition and method for removing copper-compatible resist
    Patent number: 7662763
    Abstract: A composition for removing a copper-compatible resist includes about 10% to about 30% by weight of an amine compound, about 10% to about 80% by weight of a glycolether compound, and about 10% to about 80% by weight of a polar solvent.
    Type: Grant
    Filed: July 21, 2005
    Date of Patent: February 16, 2010
    Assignee: LG Display Co., Ltd.
    Inventors: Gee-Sung Chae, Yong-Sup Hwang, Cyoo-Chul Jo, Oh-Nam Kwon, Kyoung-Mook Lee, Byung-Uk Kim, Sang-Dai Lee, Jong-Soon Yoo
  • Manufacturing method of electro line for liquid crystal display device
    Publication number: 20090233388
    Abstract: A manufacturing method of an electro line for a liquid crystal display device includes depositing a barrier layer made of a conducting material on a substrate, depositing a copper layer (Cu) on the barrier layer, wet-etching the Cu layer using a first etchant, and dry-etching the barrier layer using a second etchant using the wet-etched Cu layer as an etch mask.
    Type: Application
    Filed: March 16, 2009
    Publication date: September 17, 2009
    Inventors: Oh-Nam Kwon, Kyoung-Mook Lee, Heung-Lyul Cho, Seung-Hee Nam, Cyoo-Chul Jo
  • Manufacturing method of electro line for liquid crystal display device
    Patent number: 7521366
    Abstract: A manufacturing method of an electro line for a liquid crystal display device includes depositing a barrier layer made of a conducting material on a substrate, depositing a copper layer (Cu) on the barrier layer, wet-etching the Cu layer using a first etchant, and dry-etching the barrier layer using a second etchant using the wet-etched Cu layer as an etch mask.
    Type: Grant
    Filed: December 10, 2002
    Date of Patent: April 21, 2009
    Assignee: LG Display Co., Ltd.
    Inventors: Oh-Nam Kwon, Kyoung-Mook Lee, Heung-Lyul Cho, Seung-Hee Nam, Cyoo-Chul Jo
  • Composition and method for removing copper-compatible resist
    Publication number: 20050272621
    Abstract: A composition for removing a copper-compatible resist includes about 10% to about 30% by weight of an amine compound, about 10% to about 80% by weight of a glycolether compound, and about 10% to about 80% by weight of a polar solvent.
    Type: Application
    Filed: July 21, 2005
    Publication date: December 8, 2005
    Inventors: Geo-Sung Chae, Yong-Sup Hwang, Cyoo-Chul Jo, Oh-Nam Kwon, Kyoung-Mook Lee, Byung-Uk Kim, Sang-Dai Lee, Jong-Soon Yoo
  • Composition and method for removing copper-compatible resist
    Patent number: 6958312
    Abstract: A composition for removing a copper-compatible resist includes about 10% to about 30% by weight of an amine compound, about 10% to about 80% by weight of a glycolether compound, and about 10% to about 80% by weight of a polar solvent.
    Type: Grant
    Filed: October 9, 2002
    Date of Patent: October 25, 2005
    Assignee: LG.Philips LCD Co., Ltd.
    Inventors: Gee-Sung Chae, Yong-Sup Hwang, Cyoo-Chul Jo, Oh-Nam Kwon, Kyoung-Mook Lee, Byung-Uk Kim, Sang-Dai Lee, Jong-Soon Yoo
  • Manufacturing method of electro line for liquid crystal display device
    Publication number: 20030178656
    Abstract: A manufacturing method of an electro line for a liquid crystal display device includes depositing a barrier layer made of a conducting material on a substrate, depositing a copper layer (Cu) on the barrier layer, wet-etching the Cu layer using a first etchant, and dry-etching the barrier layer using a second etchant using the wet-etched Cu layer as an etch mask.
    Type: Application
    Filed: December 10, 2002
    Publication date: September 25, 2003
    Inventors: Oh-Nam Kwon, Kyoung-Mook Lee, Heung-Lyul Cho, Seung-Hee Nam, Cyoo-Chul Jo
  • Composition and method for removing copper-compatible resist
    Publication number: 20030144162
    Abstract: A composition for removing a copper-compatible resist includes about 10% to about 30% by weight of an amine compound, about 10% to about 80% by weight of a glycolether compound, and about 10% to about 80% by weight of a polar solvent.
    Type: Application
    Filed: October 9, 2002
    Publication date: July 31, 2003
    Applicant: LG.PHILIPS LCD CO., LTD.
    Inventors: Gee-Sung Chae, Yong-Sup Hwang, Cyoo-Chul Jo, Oh-Nam Kwon, Kyoung-Mook Lee, Byung-Uk Kim, Sang-Dai Lee, Jong-Soon Yoo