Location History:
- Seongnam-si, KR (2004)
- Paju-si, KR (2015)
- Daegu, KR (2017 - 2018)
- Ansan-si, KR (2019)
- Yongin-si, KR (2009 - 2021)
- Gyeonggi-do, KR (2009 - 2021)
Company Filing History:
5 out of 12,709 
4 out of 41 
4 out of 783 
Years Active: 2004-2025
Title: Innovations by Junghwan Lee in Plasma Technology and Color Filters
Introduction
Junghwan Lee, a prolific inventor based in Gyeonggi-do, South Korea, has made significant contributions to the fields of plasma technology and display apparatus. With an impressive portfolio of 20 patents, Lee focuses on advancing substrate treatment technologies and color filter designs that enhance display performance.
Latest Patents
Among Junghwan Lee's latest innovations are two notable patents:
1. **Plasma Generating Unit and Substrate Treating Apparatus**: This invention includes a process chamber with a treatment space where a substrate is supported. The system features a gas supply unit that introduces process gas into the chamber and a plasma generating unit located outside the chamber. This unit is designed to produce plasma from the process gas using an antenna unit made up of multiple antenna coils and a magnetic structure, enhancing the efficiency of substrate treatment.
2. **Color Filter and Display Apparatus Including the Same**: This patent describes a color filter composed of a substrate with pixel areas and light-shielding areas between them. It incorporates a color conversion layer that transforms incoming light of a specific color into different colors. The design includes distinct patterns for color conversion in different pixel areas, combined with a partition wall that utilizes light-scattering materials to improve display quality.
Career Highlights
Junghwan Lee has had a notable career with key positions at esteemed companies such as LG Display Co., Ltd. and Integrant Technologies Inc. Through his work in these organizations, he has been instrumental in developing cutting-edge technologies that are pivotal to the display and electronics industries.
Collaborations
Lee has collaborated with talented professionals in the field, including Gregory John Lewis and Christopher P. Nicholas. Their joint efforts have seen advancements in various technology projects, further driving innovation in their respective domains.
Conclusion
Junghwan Lee's contributions to plasma technology and color filters exemplify the impact of innovative thinking in modern technology. His extensive patent portfolio underscores his dedication to advancing the industry, ensuring that his inventions continue to influence and improve display technologies.