Location History:
- Kyunggi-do, KR (2013)
- Yongin, KR (2014 - 2017)
- Suwon-si, KR (2009 - 2019)
- Yongin-si, KR (2014 - 2019)
Company Filing History:
25 out of 27,040 
7 out of 1,219 Years Active: 2009-2019
Title: Ji-Hwan Yoon: Pioneering Innovations in Organic Light-Emitting Devices
Introduction
Ji-Hwan Yoon is an esteemed inventor based in Yongin, South Korea, known for his contributions to the field of organic light-emitting devices (OLEDs). With an impressive portfolio of 32 patents, Yoon has significantly advanced the technology used in modern display systems, enhancing both efficiency and performance.
Latest Patents
Among Ji-Hwan Yoon's latest innovations is the patent for an organic light-emitting diode and the method of manufacturing the same. This groundbreaking invention utilizes an auxiliary layer comprised of a high-density metallic compound and an emission layer, formed through a laser-induced thermal imaging (LITI) process. The LITI process not only reduces manufacturing costs and time by eliminating the need for a mask patterning process but also enhances luminance uniformity, which is critical for display quality. Additionally, Yoon has developed a luminance correction system designed to optimize the performance of display panels. This system calculates target luminance values and adjusts the grayscale of correction target sub-pixels, ensuring precise and uniform display outputs.
Career Highlights
Ji-Hwan Yoon has made notable strides in the display technology sector, having worked with prominent companies such as Samsung Display Co., Ltd. and Samsung Mobile Display Co., Ltd. His work has directly contributed to the development of cutting-edge OLED technology that is widely used in smartphones and televisions today.
Collaborations
Throughout his career, Ji-Hwan Yoon has collaborated with talented individuals, including Kwan-Hee Lee and Sang-Woo Pyo, further enriching the innovation landscape within his field. These collaborations have resulted in substantial advancements in display technologies, setting new industry standards.
Conclusion
Ji-Hwan Yoon's dedication to innovation in organic light-emitting devices has established him as a leading figure in the field. His patented technologies not only showcase his inventive prowess but also contribute significantly to the evolution of display technology, promising exciting developments for the future.