This inventor holds 2 USPTO granted patents and 1 published patent application. Top assignees: Samsung Electronics Co., Ltd., Techno Semichem Co., Ltd.. Active years: 2011-2012.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Location History:
- Chungcheongnam-do, KR (2011)
- Cheonan-si, KR (2012)
Company Filing History:

Years Active: 2011-2012
Title: Inventor Spotlight: Ji-Sun Lee from Cheonan-si, KR
Introduction
Ji-Sun Lee is a notable inventor based in Cheonan-si, South Korea, recognized for her significant contributions to the field of semiconductor manufacturing. With a total of two patents to her name, Ji-Sun has demonstrated a commitment to innovation and excellence in her work.
Latest Patents
Ji-Sun Lee’s most recent patents include a groundbreaking etchant composition that aids in the simplification and optimization of semiconductor manufacturing processes. The etchant formulation comprises nitric acid, phosphoric acid, acetic acid, and an acetate compound, along with water. Furthermore, Ji-Sun's patents detail methods for patterning a conductive layer and manufacturing flat panel display devices using this innovative etchant.
Career Highlights
Throughout her career, Ji-Sun has made a notable impact while working with leading technology companies such as Samsung Electronics Co., Ltd. and Techno Semichem Co., Ltd. Her contributions have been instrumental in advancing semiconductor technology and enhancing manufacturing efficiencies.
Collaborations
In her professional journey, Ji-Sun Lee has collaborated with esteemed colleagues, including Bong-Kyun Kim and Hong-Sick Park. These partnerships have contributed to her success and the advancement of innovative solutions in the semiconductor field.
Conclusion
In summary, Ji-Sun Lee is an accomplished inventor whose work in developing advanced etchant compositions reflects her dedication to innovation. With her patents in semiconductor manufacturing processes, she continues to influence the industry and inspire future innovations.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile