Company Filing History:
1 out of 7 
1 out of 2 Years Active: 2011
Title: The Innovations of Sang Geun Lee
Introduction
Sang Geun Lee is a notable inventor based in Daejeon, South Korea. He has made significant contributions to the field of materials science, particularly in the development of compounds that enhance security measures against forgery.
Latest Patents
One of his most recent patents is titled "Gamma ray-sensitive phthalocyanine compound of poly cross-linking type and ink composition comprising the same." This invention relates to a phthalocyanine compound that is represented by a specific formula and is designed to prevent forgery and alteration. The compound responds rapidly to gamma rays, making it a valuable asset in security printing applications.
Career Highlights
Sang Geun Lee has worked with several prominent companies throughout his career. Notably, he has been associated with Nano Cms Co., Ltd. and the Korea Minting & Security Printing Corporation. His work in these organizations has allowed him to apply his innovative ideas in practical settings.
Collaborations
He has collaborated with various professionals in his field, including Shi Surk Kim and Kyung Mi Lee. These partnerships have contributed to the advancement of his research and the successful implementation of his inventions.
Conclusion
Sang Geun Lee's contributions to the field of security materials through his innovative patents highlight his role as a significant inventor. His work continues to influence the industry and enhance security measures against forgery.