Company Filing History:
Years Active: 2025
Title: Yong-su Lee: Innovator in Etchant Composition
Introduction
Yong-su Lee is a notable inventor based in Cheonan-si, South Korea. He has made significant contributions to the field of materials science, particularly in the development of etchant compositions used in manufacturing processes.
Latest Patents
Yong-su Lee holds a patent for an etchant composition and a method for manufacturing metal patterns and thin film transistor substrates. This innovative etchant composition is designed to effectively etch a multi-layered film of titanium and copper. The composition includes various components, such as persulfate, phosphoric acid, carbonyl ring compounds, nitrogen ring compounds, fluorine compounds, and zwitterionic compounds, all carefully balanced to achieve optimal performance.
Career Highlights
Yong-su Lee is currently employed at Samsung Display Co., Ltd., where he continues to work on advancements in display technologies. His expertise in etchant compositions has positioned him as a valuable asset in the research and development sector of the company.
Collaborations
Throughout his career, Yong-su Lee has collaborated with esteemed colleagues, including Bong-Kyun Kim and Changwoo Kwon. These partnerships have fostered innovation and contributed to the successful development of new technologies in the field.
Conclusion
Yong-su Lee's work in etchant compositions exemplifies the importance of innovation in the manufacturing industry. His contributions not only enhance the efficiency of production processes but also pave the way for future advancements in display technology.