Location History:
- Suwon-si, KR (2010)
- Seongnam-si, KR (2007 - 2012)
- Gyeonggi-do, KR (2006 - 2013)
- Yongin-si, KR (2009 - 2018)
Company Filing History:
15 out of 7,614 
6 out of 207 
6 out of 131,906 
Years Active: 2006-2018
Title: Innovations by Jeong-wook Lee in Semiconductor Technology
Introduction
Jeong-wook Lee, an accomplished inventor based in Yongin-si, South Korea, has made significant contributions to the field of semiconductor technology, with a remarkable portfolio of 27 patents. His work primarily focuses on semiconductor light-emitting devices, which are crucial for modern electronic and lighting applications.
Latest Patents
Among his latest inventions is a semiconductor light-emitting device featuring a first conductive semiconductor layer situated on a substrate. This device includes a superlattice layer with multiple first quantum barrier layers and first quantum well layers that alternate, enhancing the overall performance. The active layer is positioned atop the superlattice layer, with a second conductive semiconductor layer above it. One notable specification of this invention indicates a silicon doping concentration of at least 1.0 x 10/cm but less than or equal to 1.0 x 10/cm in at least one of the quantum well layers, resulting in improved light output and reliability.
Additionally, Jeong-wook has patented a material layer stack, light-emitting element, and method of fabricating light-emitting elements. This invention incorporates a substrate with a defined lattice constant, alongside a semiconductor layer grown on it with a different lattice constant. This innovative structure enables the creation of light-emitting elements with low leakage current, reduced operational voltage, and enhanced luminous efficiency.
Career Highlights
Jeong-wook Lee has had a distinguished career, having worked with prominent companies in the electronics sector, such as Samsung Electro-Mechanics Co., Ltd. and Samsung LED Co., Ltd. His contributions in these roles have led to significant advancements in semiconductor technologies, particularly in light-emitting devices.
Collaborations
Throughout his career, Jeong-wook has collaborated with esteemed colleagues, including Suk-ho Yoon and Hyun-Soo Kim. These partnerships have fostered a creative and innovative environment, leading to the development of cutting-edge technologies that continue to enhance the field of semiconductors.
Conclusion
Jeong-wook Lee's extensive body of work and innovative patents highlight his pivotal role in advancing semiconductor technology. As his inventions continue to shape the future of lighting and electronics, his influence in the industry is both significant and inspiring.