This inventor holds 4 USPTO granted patents and 2 EPO patents. Top assignees: Korea Research Institute of Chemical Technology, Korea Research Institute. Active years: 1996-2001.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Location History:
- Seo, KR (1996)
- Doma-Dong, KR (1996)
- Taejeon, KR (1999 - 2001)
Company Filing History:

Years Active: 1996-2001
Title: Chang-Jin Lee: A Pioneer in Polymer Innovation
Introduction
Chang-Jin Lee, an accomplished inventor based in Taejeon, South Korea, has contributed significantly to the field of chemical technology. With a total of four patents to his name, Lee's work primarily focuses on innovative compositions and processes that enhance materials used in various applications.
Latest Patents
Lee's latest patents showcase his expertise in sol-gel compositions and advanced polymeric materials. One notable invention is the "Sol-gel compositions and polymeric ion conductive film prepared therefrom." This invention presents a sol-gel composition that includes a polyalkylene glycol-substituted trialkoxysilane, a polyalkylene glycol, and a tetraalkoxysilane. The resulting polymeric ion conductive film boasts strong adhesiveness for electrodes and significant ion conductivity at room temperature, making it an essential material for solid electrochemical elements.
Another significant patent is the "Stable precursor of polyimide and a process for preparing the same." This invention introduces a novel precursor of polyimide, known as poly(imide amic ester), which exhibits excellent stability and workability. The advancements made in this area further highlight Lee's innovative capabilities and contributions to materials science.
Career Highlights
Chang-Jin Lee's career is marked by his influential roles at prominent institutions, including the Korea Research Institute of Chemical Technology and the Korea Research Institute. His dedication to research and innovation has placed him at the forefront of chemical engineering, particularly in the realm of polymer science.
Collaborations
Throughout his career, Lee has collaborated with esteemed colleagues such as Suh Bong Rhee and Myong-Hoon Lee. These partnerships have played a crucial role in the development of his groundbreaking inventions and large-scale projects in chemical technology.
Conclusion
Chang-Jin Lee exemplifies the spirit of innovation and resilience in the field of chemical technology. His contributions, evidenced by his patents and collaborations, continue to influence the development of advanced materials and processes, paving the way for future advancements in the industry.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile