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Years Active: 2023-2024
Title: Innovations of Hong-Sik Yoon in Organic Light Emitting Diodes
Introduction
Hong-Sik Yoon is a prominent inventor based in Seoul, South Korea. He has made significant contributions to the field of organic light emitting diodes (OLEDs). With a total of 3 patents to his name, Yoon's work focuses on enhancing the efficiency and longevity of OLED technology.
Latest Patents
One of Yoon's latest patents involves an organic light emitting diode that comprises at least one emitting unit. This unit includes a first compound with bipolar properties, a second compound with delayed fluorescent properties, and a third compound with narrow FWHM and fluorescent properties. The OLED and the organic light emitting device utilizing this technology exhibit enhanced luminous efficiency, color purity, and a longer lifespan, all while maintaining a low driving voltage. Another notable patent features an organic compound that includes a carbazolyl moiety with p-type properties and a dibenzofuranyl or dibenzothiophenyl moiety with n-type properties. This compound demonstrates excellent thermal resistance and high energy levels, resulting in improved luminous efficiency and lifetime for the OLEDs and devices that incorporate it.
Career Highlights
Throughout his career, Hong-Sik Yoon has worked with leading companies in the industry, including LG Display Co., Ltd. and LG Chem, Ltd. His experience in these organizations has allowed him to refine his expertise in OLED technology and contribute to groundbreaking advancements in the field.
Collaborations
Yoon has collaborated with notable colleagues such as Tae-Ryang Hong and Jun-Yun Kim. These partnerships have fostered innovation and have been instrumental in the development of his patented technologies.
Conclusion
Hong-Sik Yoon's contributions to the field of organic light emitting diodes have significantly advanced the technology, making it more efficient and durable. His innovative patents and collaborations highlight his role as a key figure in the evolution of OLED technology.