Paju, South Korea

Hong Rak Choi

This inventor holds 1 USPTO granted patent and 3 published patent applications. Top assignee: Lg Display., Ltd.. Active years: 2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hong Rak Choi. Retrieved from https://idiyas.com/inventor/hong-rak-choi

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 1 

% Patents Active = 100.0

Average Co-Inventor Count = 5.0

ph-index = 1


Company Filing History:


Years Active: 2026

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1 patent (USPTO):Explore Patents

Title: Innovations of Hong Rak Choi in Display Technology

Introduction

Hong Rak Choi is a notable inventor based in Paju, South Korea. He has made significant contributions to the field of display technology, particularly through his innovative patents. His work focuses on enhancing the performance and efficiency of display devices.

Latest Patents

One of Hong Rak Choi's key patents is for a thin film transistor array substrate and display device that includes a substrate with both active and non-active areas. This invention features a first thin film transistor that incorporates a first oxide semiconductor pattern, a first gate electrode, and a first gate insulating layer. The design also includes a first source electrode and a first drain electrode, along with a first light shielding pattern. Notably, the first gate electrode is designed to maintain two different parasitic capacitances, which enhances the overall functionality of the display device. This patent showcases his innovative approach to improving display technology.

Career Highlights

Hong Rak Choi is currently employed at LG Display, Ltd., where he continues to develop cutting-edge technologies in the display sector. His work has been instrumental in advancing the capabilities of modern display devices, making them more efficient and effective for various applications.

Collaborations

Throughout his career, Hong Rak Choi has collaborated with talented individuals such as Young Hyun Ko and Do Hyung Lee. These collaborations have fostered a creative environment that encourages innovation and the development of new technologies.

Conclusion

Hong Rak Choi's contributions to display technology through his patents and collaborations highlight his role as a leading inventor in the field. His innovative designs continue to shape the future of display devices, making significant impacts in the industry.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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