Company Filing History:
2 out of 131,906 
1 out of 475 Years Active: 2013-2015
Title: Joo Young Cho: Innovator in Semiconductor Technology
Introduction
Joo Young Cho is a prominent inventor based in Gwangju, South Korea. He has made significant contributions to the field of semiconductor technology, particularly in light-emitting devices. With a total of 2 patents, his work has advanced the efficiency and reliability of semiconductor devices.
Latest Patents
One of Joo Young Cho's latest patents is a nitride semiconductor light-emitting device. This invention includes an active layer of a multi-quantum well structure, which consists of a substrate, a buffer layer, an n-type nitride semiconductor layer, an active layer, and a p-type nitride semiconductor layer stacked sequentially. The active layer is formed of a multi-quantum well structure where a plurality of barrier layers and well layers are alternately arranged. Notably, at least one of the barrier layers includes a p-doped barrier layer and an undoped barrier layer.
Another significant patent is a semiconductor light-emitting device designed to improve heat dissipation and current spreading efficiency. This device aims to reduce defects by blocking dislocations that occur during the growth of the semiconductor layer, thereby increasing reliability. The structure includes a substrate, a light-emitting structure with an n-type semiconductor layer, an active layer, and a p-type semiconductor layer, along with n-type and p-type electrodes.
Career Highlights
Joo Young Cho has worked with notable organizations, including Samsung Electronics Co., Ltd. and the Gwangju Institute of Science and Technology. His experience in these institutions has allowed him to refine his expertise in semiconductor technology and contribute to innovative projects.
Collaborations
Throughout his career, Joo Young Cho has collaborated with talented individuals such as Sang Won Kang and Seong Ju Park. These collaborations have fostered a creative environment that has led to advancements in their respective fields.
Conclusion
Joo Young Cho's contributions to semiconductor technology, particularly in light-emitting devices, highlight his innovative spirit and dedication to advancing the field. His patents reflect a commitment to improving device efficiency and reliability, making him a notable figure in the world of inventions.