Location History:
- Kyungsangbuk-do, KR (2010)
- Kumi-shi, KR (2008 - 2011)
- Goyang-si, KR (2015)
- Gyunggi-do, KR (2013 - 2017)
- Suwon, KR (2014 - 2018)
- Gyeonggi-do, KR (2011 - 2019)
- Suwon-si, KR (2016 - 2019)
Company Filing History:
12 out of 18,640 
9 out of 12,686 
5 out of 8,087 
Years Active: 2008-2019
Title: Innovations and Patents of Sung Keun Lee
Introduction
Sung Keun Lee, a distinguished inventor located in Gyeonggi-do, South Korea, has made significant contributions to the field of fuel cell technology. With a total of 21 patents, his work focuses on enhancing the performance and activation of polymer electrolyte fuel cells, paving the way for more efficient energy solutions.
Latest Patents
Among Sung Keun Lee's latest innovations are two pivotal patents that address key challenges in fuel cell technology. The first is a "System and method for recovering performance of fuel cell," which introduces a novel method for restoring the efficacy of degraded polymer electrolyte fuel cell stacks through an electrode reversal process. This method involves applying a potential difference between the anode and cathode by supplying air to the anode while using a fuel source at the cathode, effectively removing oxide films from the platinum surface and rapidly recovering performance.
The second patent, "Method for accelerating activation of fuel cell stack," provides a strategy to reduce both the activation time of the fuel cell stack and the hydrogen consumption. This innovative approach employs a high current application to the fuel cell stack for a set duration, followed by a maintenance process where hydrogen is pumped to the air electrode reaction surface, significantly optimizing activation efficiency.
Career Highlights
Sung Keun Lee's career is marked by his associations with prominent companies in the automotive and display sectors. He has worked with Hyundai Motor Company and LG Display Co., Ltd., where he applied his expertise to advance fuel cell technologies. His role in these organizations reflects his commitment to innovation in the energy sector.
Collaborations
Throughout his career, Sung Keun Lee has collaborated with notable individuals in his field, including coworkers Man Hoan Lee and Hwan Soo Shin. These partnerships have likely contributed to the development of his patented technologies and fostered a collaborative atmosphere for innovation.
Conclusion
Sung Keun Lee's contributions to fuel cell technology through his 21 patents demonstrate his dedication to innovation and advancement in energy solutions. His latest patents not only address critical issues in fuel cell performance and activation but also set the stage for future breakthroughs in efficient energy use. As the world increasingly turns towards sustainable energy sources, the work of inventors like Sung Keun Lee will play a crucial role in shaping the future of clean energy technology.