Patents by Inventor Geun-Joo BAEK

Geun-Joo BAEK 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).

  • Composition for cleaning magnetic patterns
    Patent number: 10833251
    Abstract: A composition for cleaning a magnetic pattern, a method of manufacturing a magnetic memory device, a method of forming a magnetic pattern, and a magnetic memory device, the composition including a glycol ether-based organic solvent; a decomposing agent that includes an aliphatic amine; and at least one of a chelating agent, or a cleaning accelerator that includes an organic alkaline compound, wherein the composition is devoid of water.
    Type: Grant
    Filed: August 22, 2018
    Date of Patent: November 10, 2020
    Assignees: SAMSUNG ELECTRONICS CO., LTD., SAMYOUNG PURE CHEMICALS CO., LTD.
    Inventors: Ho-Young Kim, Jin-Hye Bae, Hoon Han, Won-Jun Lee, Chang-Kyu Lee, Geun-Joo Baek, Jung-Ig Jeon
  • Composition for Cleaning Magnetic Patterns
    Publication number: 20180358544
    Abstract: A composition for cleaning a magnetic pattern, a method of manufacturing a magnetic memory device, a method of forming a magnetic pattern, and a magnetic memory device, the composition including a glycol ether-based organic solvent; a decomposing agent that includes an aliphatic amine; and at least one of a chelating agent, or a cleaning accelerator that includes an organic alkaline compound, wherein the composition is devoid of water.
    Type: Application
    Filed: August 22, 2018
    Publication date: December 13, 2018
    Applicant: SAMYOUNG PURE CHEMICALS CO., LTD.
    Inventors: Ho-Young Kim, Jin-Hye Bae, Hoon Han, Won-Jun Lee, Chang-Kyu Lee, Geun-Joo Baek, Jung-Ig Jeon
  • Method of forming magnetic patterns, and method of manufacturing magnetic memory devices
    Patent number: 10062837
    Abstract: A composition for cleaning a magnetic pattern, a method of manufacturing a magnetic memory device, a method of forming a magnetic pattern, and a magnetic memory device, the composition including a glycol ether-based organic solvent; a decomposing agent that includes an aliphatic amine; and at least one of a chelating agent, or a cleaning accelerator that includes an organic alkaline compound, wherein the composition is devoid of water.
    Type: Grant
    Filed: September 8, 2016
    Date of Patent: August 28, 2018
    Assignees: SAMSUNG ELECTRONICS CO., LTD., SAMYOUNG PURE CHEMICALS CO., LTD.
    Inventors: Ho-Young Kim, Jin-Hye Bae, Hoon Han, Won-Jun Lee, Chang-Kyu Lee, Geun-Joo Baek, Jung-Ig Jeon
  • METHOD OF FORMING MAGNETIC PATTERNS, AND METHOD OF MANUFACTURING MAGNETIC MEMORY DEVICES
    Publication number: 20170148979
    Abstract: A composition for cleaning a magnetic pattern, a method of manufacturing a magnetic memory device, a method of forming a magnetic pattern, and a magnetic memory device, the composition including a glycol ether-based organic solvent; a decomposing agent that includes an aliphatic amine; and at least one of a chelating agent, or a cleaning accelerator that includes an organic alkaline compound, wherein the composition is devoid of water.
    Type: Application
    Filed: September 8, 2016
    Publication date: May 25, 2017
    Applicant: SAMYOUNG PURE CHEMICALS CO., LTD.
    Inventors: Ho-Young KIM, Jin-Hye BAE, Hoon HAN, Won-Jun LEE, Chang-Kyu LEE, Geun-Joo BAEK, Jung-Ig JEON