Location History:
- Goyang-si, KR (2019)
- Bucheon-si, KR (2018 - 2023)
Company Filing History:
Years Active: 2018-2024
Title: Hanul Yoo: Innovator in LED Technology
Introduction
Hanul Yoo is a prominent inventor based in Bucheon-si, South Korea. He has made significant contributions to the field of LED technology, holding a total of 14 patents. His work focuses on developing advanced display apparatuses and LED modules that enhance visual performance and efficiency.
Latest Patents
One of Hanul Yoo's latest patents is an LED display apparatus. This innovative display includes a circuit board with a driving circuit and a pixel array featuring multiple pixels. Each pixel consists of several sub-pixels, separated by light-blocking partitions. The design incorporates lower light-emitting diode (LED) cells that generate light of a first wavelength. The first sub-pixel has a transparent resin structure, while the second sub-pixel includes an inter-cell insulating layer and an upper LED cell that produces light of a second wavelength. The third sub-pixel features a wavelength conversion structure that transforms light from the first wavelength into a third wavelength.
Another notable patent is a method of fabricating an LED module. This module comprises light emission windows and LED cells that correspond to these windows. Each LED cell consists of a lower and upper light-emitting structure, with an active layer situated between two conductivity-type semiconductor layers. The design also includes protective insulating films, light-blocking films, and gap-fill insulating films to enhance performance and reliability.
Career Highlights
Hanul Yoo is currently employed at Samsung Electronics Co., Ltd., where he continues to push the boundaries of LED technology. His work has been instrumental in advancing the capabilities of LED displays and modules, making them more efficient and versatile for various applications.
Collaborations
Throughout his career, Hanul has collaborated with talented individuals such as Sung Hyun Sim and Yong Il Kim. These partnerships have fostered innovation and contributed to the successful development of his patented technologies.
Conclusion
Hanul Yoo is a distinguished inventor whose work in LED technology has led to numerous patents and advancements in the field. His contributions continue to shape the future of display technology, making significant impacts in various industries.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.