Location History:
- Changwon-si, KR (2008)
- Gyeongsangnam-Do, KR (2008 - 2011)
- Seoul, KR (1996 - 2022)
Company Filing History:
17 out of 12,618 
7 out of 49,601 
4 out of 10,938 
Years Active: 1996-2025
Introduction
Hong Seok Choi, based in Seoul, South Korea, is a prominent inventor with a remarkable portfolio comprising 29 patents. His contributions to the field of display technology have significantly advanced the way we interact with visual devices.
Latest Patents
Among his latest patents, Hong Seok Choi developed a display apparatus featuring a light-emitting device that incorporates a light-emitting layer positioned between a first electrode and a second electrode. This light-emitting device is capable of producing white light by utilizing multiple emission stacks, each containing at least one emission material layer. Notably, one of the emission stacks integrates both a red emission material layer and a blue emission material layer, which greatly enhances white balance and broadens the color viewing angle. Additionally, he has innovated a driving circuit and optical transmitter that includes an input circuit slice designed to convert data signals into differentiated DC component signals, enabling variable push or pull currents according to the first and second data signals.
Career Highlights
Throughout his career, Hong Seok Choi has significantly influenced display technology through his roles at esteemed companies such as LG Display Co., Ltd. and LG Electronics Inc. His work has often been at the intersection of innovation and practical application, enabling advancements that are commercially viable and technologically sophisticated.
Collaborations
Hong's contributions to the field are further complemented by his collaborations with notable colleagues, including Chang Wook Han and Hwa Kyung Kim. Their collective expertise has played a crucial role in driving forward innovative projects and achieving breakthroughs in display technology.
Conclusion
With a robust collection of patents and a history of impactful collaborations, Hong Seok Choi continues to be a key player in the display technology arena. His ongoing work not only showcases his dedication to innovation but also sets a benchmark for future developments in the industry.
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.