Patents by Inventor JungIg Jeon

JungIg Jeon 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).

  • Titanium etchant composition and method of forming a semiconductor device using the same
    Patent number: 8801958
    Abstract: A titanium etchant composition and a method of forming a semiconductor device using the same, the titanium etchant composition including a titanium remover; a corrosion inhibitor; and a deionized water; wherein the corrosion inhibitor includes 5-aminotetrazole.
    Type: Grant
    Filed: March 30, 2011
    Date of Patent: August 12, 2014
    Assignees: Samsung Electronics Co., Ltd., Samyoung Pure Chemicals Co., Ltd.
    Inventors: Dong-Min Kang, Heon jin Park, Kyoochul Cho, Baiksoon Choi, Seunghyun Ahn, Jeong Kwon, JungIg Jeon
  • TITANIUM ETCHANT COMPOSITION AND METHOD OF FORMING A SEMICONDUCTOR DEVICE USING THE SAME
    Publication number: 20110240912
    Abstract: A titanium etchant composition and a method of forming a semiconductor device using the same, the titanium etchant composition including a titanium remover; a corrosion inhibitor; and a deionized water; wherein the corrosion inhibitor includes 5-aminotetrazole.
    Type: Application
    Filed: March 30, 2011
    Publication date: October 6, 2011
    Inventors: Dong-Min Kang, Heon jin Park, Kyoochul Cho, Baiksoon Choi, Seunghyun Ahn, Jeong Kwon, JungIg Jeon