Hoon-Sik Kim

Title: Hoon-Sik Kim: Innovator in Organic Electroluminescent Devices

Introduction

Hoon-Sik Kim is a prominent inventor based in Seoul, South Korea. He has made significant contributions to the field of organic electroluminescent devices, showcasing his expertise through his innovative patents. With a total of 2 patents, Kim continues to push the boundaries of technology in his area of specialization.

Latest Patents

One of Hoon-Sik Kim's latest patents is an iridium (III) complex with a heteroatom linking group, which is utilized in an organic electroluminescent device. This high-efficient phosphorescent iridium (III) complex can emit light across a spectrum from blue to red in a triplet MLCT state. The iridium complex can be effectively used in the formation of an organic layer within an organic EL device. Notably, it can produce white light emission when combined with green-emitting or red-emitting materials, covering a wavelength range of 400-650 nm. Additionally, he has worked on refrigerant mixtures containing difluoromethane (HFC-32), pentafluoroethane (HFC-125), and 1,1,1,2-Tetrafluoroethane (HFC-134a).

Career Highlights

Hoon-Sik Kim has had a distinguished career, working with notable organizations such as the Korea Institute of Science and Technology and Samsung Mobile Display Co., Ltd. His work has significantly impacted the development of advanced materials and devices in the electronics industry.

Collaborations

Throughout his career, Kim has collaborated with esteemed colleagues, including Jong-sung Lim and Byung-Gwon Lee. These partnerships have fostered innovation and contributed to the success of his projects.

Conclusion

Hoon-Sik Kim is a key figure in the realm of organic electroluminescent devices, with a focus on iridium complexes that enhance light emission efficiency. His contributions continue to shape the future of technology in this field.