Location History:
- Kyongki-do, KR (2001)
- Anyang, KR (2002)
- Kumi-shi, KR (2002 - 2006)
- Anyang-shi, KR (2002 - 2009)
- Gwangmyeong-si, KR (2020)
- Seoul, KR (1983 - 2021)
- Gyeonggi-do, KR (2022 - 2023)
Company Filing History:
12 out of 2,040 
2 out of 49,601 
1 out of 42 
Years Active: 1983-2025
Title: Innovations by Hyun Chang Lee: Pioneering Patents from Seoul
Introduction
Hyun Chang Lee, based in Seoul, South Korea, is a distinguished inventor with a remarkable portfolio of 23 patents to his name. His innovative contributions are primarily focused on advancements in material compositions and detection technologies, showcasing his commitment to solving complex engineering challenges.
Latest Patents
One of Lee's notable patents revolves around a unique tire composition designed for non-pneumatic tires. This invention aims to enhance tire tread with high electric conductivity and outstanding wear resistance. The methodology involves fabricating a tire composition that not only serves as a mobile electrode but also effectively identifies defects in buried conductors through improved conductivity and contact resistance, despite the material's wear resistance.
Another significant patent is a sophisticated device and method for accurately detecting leakage current. This system comprises an earth voltage measuring unit, an ADC unit for digital conversion, an effective value calculating unit, a Fourier transforming unit for harmonic analysis, and units for determining zero-crossing counts and identifying suspected earth leaking areas. This innovation addresses the urgent need for reliable detection of electrical leaks in commercial power systems.
Career Highlights
Hyun Chang Lee has garnered experience working with well-renowned companies such as LG Philips LCD Co., Inc. His professional journey underscores his adeptness in integrating advanced engineering principles with practical applications, ultimately leading to significant technological breakthroughs.
Collaborations
Throughout his career, Lee has collaborated with other skilled professionals, including Seong Moh Seo and Hyun Ho Shin. These partnerships have undoubtedly contributed to the depth and breadth of his innovative projects, fostering an environment of collective expertise and creativity.
Conclusion
Hyun Chang Lee’s work exemplifies the spirit of innovation and the relentless pursuit of advancement in technology. With a diverse range of patents and collaborative efforts that span various domains, he continues to play a pivotal role in driving forward the field of engineering with cutting-edge inventions. His contributions not only reflect his ingenuity but also pave the way for future developments in the industry.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.