Hwaseong, South Korea

Yun-seok Choi

This inventor holds 32 USPTO granted patents and 5 published patent applications, primarily in Semiconductor Packaging. Top assignees: Samsung Electronics Co., Ltd., Samsung Display Co., Ltd.. Active years: 2009-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yun-seok Choi. Retrieved from https://idiyas.com/inventor/yun-seok-choi

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

USPTO Granted Patents = 32 

% Patents Active = 93.8

Average Co-Inventor Count = 2.7

ph-index = 4

Forward Citations = 92(Granted Patents)


Company Filing History:


Years Active: 2009-2025

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Areas of Expertise:
Interposer
Semiconductor Package
Substrate Cleaning
Power Consumption
3D Stacking
Through Silicon Via
Display Assembly
Electromagnetic Interference
Flip Chip
Stack Package
Liquid Crystal Display
Adjustable-Inductance Filter
32 patents (USPTO):Explore Patents

Title: Innovations by Yun-seok Choi in Semiconductor Technology

Introduction

Yun-seok Choi, an esteemed inventor based in Hwaseong-si, South Korea, has made significant contributions to the field of semiconductor technology. With a remarkable portfolio of 31 patents, Choi's innovations reflect his expertise and dedication to advancing electronic devices.

Latest Patents

Among his latest patents, Yun-seok Choi has developed a groundbreaking semiconductor package that includes an interposer. This innovative package comprises a base package substrate housing a first and second semiconductor chip. The design features a redistribution region equipped with a redistribution layer and vertical conductive vias. An interposer is nestled within a recess of the base package substrate, which supports the arrangement of the semiconductor chips that are strategically mounted apart from each other. The interposer is also designed with upper pads and through electrodes, presenting a cohesive structure for enhanced connectivity. Additionally, Choi has patented an interposer that integrates a base substrate with a sophisticated interconnection structure, including a metal interconnection pattern, enhancing the functionality of electronic components.

Career Highlights

Yun-seok Choi has had a prominent career with notable positions in leading technology firms, most notably at Samsung Electronics Co., Ltd. and Samsung Display Co., Ltd. His work has significantly influenced advancements in semiconductor technology, contributing to the development of high-performance electronic products.

Collaborations

Throughout his career, Yun-seok Choi has collaborated with distinguished professionals in the field, including coworkers Hee-Seok Lee and Seung-Kwan Ryu. These partnerships have facilitated innovative ideas and developments, furthering the impact of his work on semiconductor technologies.

Conclusion

Yun-seok Choi's dedication to innovation in semiconductor technology is underscored by his impressive array of patents and collaborations. His work not only enhances the functionality of electronic devices but also shapes the future of semiconductor applications, making him a notable figure in the tech 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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