Jae-kook Ha

Title: The Innovative Contributions of Jae-kook Ha

Introduction

Jae-kook Ha is a prominent inventor based in Yongin-si, South Korea. He has made significant contributions to the field of display technology, holding a total of 11 patents. His work focuses on enhancing the quality and efficiency of display devices, which are integral to modern electronics.

Latest Patents

Among his latest patents, Jae-kook Ha has developed a display device that includes an insulating substrate and barriers surrounding predetermined regions on the substrate. This innovative design allows for the supply of an ink composition that contains a first solvent, which remains solid at temperatures between 10°C and 30°C, and a second solvent that remains liquid within the same temperature range. The process results in the formation of an organic layer of regular quality. Another notable patent involves a display device featuring a first electrode, a second electrode, and an emitting material layer interposed between them. This layer is doped with an electric charge transport material, which varies in content along the thickness direction, comprising multiple sub-layers stacked in sequence.

Career Highlights

Jae-kook Ha has worked with leading companies in the technology sector, including Samsung Electronics and Samsung Display. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking advancements in display technology.

Collaborations

Throughout his career, Jae-kook Ha has collaborated with talented individuals such as Joo-Hyeon Lee and Jun-Ho Choi. These partnerships have fostered innovation and have been instrumental in the development of his patented technologies.

Conclusion

Jae-kook Ha's contributions to display technology are noteworthy, as evidenced by his numerous patents and collaborations. His innovative spirit continues to drive advancements in the field, making a lasting impact on the industry.