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For the Inventor, By the Inventor

Seongnam, South Korea

Young-tak Seo

This inventor holds 3 USPTO granted patents and 2 published patent applications. Top assignee: Seoul National University. Active years: 2025-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Young-tak Seo. Retrieved from https://idiyas.com/inventor/young-tak-seo

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

USPTO Granted Patents = 3 

% Patents Active = 66.7

Average Co-Inventor Count = 5.0

ph-index = 1


Company Filing History:

goldMedal3 out of 1,779 
 
Seoul National University
 patents

Years Active: 2025-2026

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3 patents (USPTO):Explore Patents
1. 12751008 - 3D synapse device stack, 3D stackable synapse array using the 3D synapse device stacks and method of fabricating the stack (2026-09-29),
2. 12495553 - 3D synapse device stack, 3D stackable synapse array using the 3D synapse device stacks and method of fabricating the stack (2025-12-09),
3. 12310022 - 3D capacitor stack and method of fabricating the stack (2025-05-20),

Title: Young-tak Seo: Innovator in 3D Synapse and Capacitor Technologies

Introduction

Young-tak Seo is a prominent inventor based in Seongnam-si, South Korea. He has made significant contributions to the field of semiconductor technology, particularly in the development of innovative 3D synapse and capacitor devices. With a total of 3 patents, his work is paving the way for advancements in neuromorphic computing and energy storage solutions.

Latest Patents

Seo's latest patents include the "3D synapse device stack" and the "3D capacitor stack." The 3D synapse device stack features a body electrode arranged vertically on a substrate, with multiple insulating and oxide layers stacked around it. This design allows for the creation of a synapse device that can implement AND-type or NOR-type synapse arrays. The second patent, the 3D capacitor stack, consists of a pillar-shaped drain line electrode and a series of insulating layers and word lines that form a vertically stacked capacitor device. These innovations demonstrate Seo's expertise in creating complex structures that enhance the functionality of electronic devices.

Career Highlights

Young-tak Seo is affiliated with Seoul National University, where he continues to engage in cutting-edge research and development. His work has garnered attention for its potential applications in various fields, including artificial intelligence and energy-efficient electronics.

Collaborations

Seo collaborates with notable colleagues such as Jong-Ho Lee and Soochang Lee. Their combined efforts contribute to the advancement of semiconductor technologies and the exploration of new applications for their inventions.

Conclusion

Young-tak Seo is a visionary inventor whose work in 3D synapse and capacitor technologies is shaping the future of electronics. His patents reflect a commitment to innovation and excellence in the field of semiconductor research.

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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