Jae Kook Ha

Title: Jae Kook Ha: Innovator in Display Technology

Introduction

Jae Kook Ha is a prominent inventor based in Seoul, South Korea. He has made significant contributions to the field of display technology, holding a total of 15 patents. His innovative work focuses on color-changing substrates and display devices, which have applications in various electronic products.

Latest Patents

One of Jae Kook Ha's latest patents is for a color-changing substrate and display device that includes a substrate with emission and non-emission areas. This substrate features a color filter layer that incorporates a light-blocking member, which partitions the emission areas from the non-emission areas. Additionally, the design includes a bank overlapping the light-blocking member, a wavelength control layer with wavelength conversion layers, and a reflective layer. Another notable patent involves an ink for manufacturing display devices, which contains light-emitting elements and a solvent. This ink is designed to have an electrical conductivity of about 1.5 μS/m or less, enhancing the manufacturing process of display devices.

Career Highlights

Throughout his career, Jae Kook Ha has worked with leading companies in the technology sector, including Samsung Display Co., Ltd. and Samsung Electronics Co., Ltd. His experience in these organizations has allowed him to develop cutting-edge technologies that push the boundaries of display innovation.

Collaborations

Jae Kook Ha has collaborated with notable colleagues such as Chang Hee Lee and Duk Ki Kim. These partnerships have contributed to the advancement of his research and the successful development of his patented technologies.

Conclusion

Jae Kook Ha is a distinguished inventor whose work in display technology has led to numerous patents and innovations. His contributions continue to shape the future of electronic displays, making him a key figure in the industry.