Yongin, South Korea

Sang Kwon Lee

This inventor holds 35 USPTO granted patents and 1 published patent application, primarily in Semiconductor Devices. Top assignees: Hynix Semiconductor Inc., Skhynix Inc.. Active years: 2003-2020.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Sang Kwon Lee. Retrieved from https://idiyas.com/inventor/sang-kwon-lee

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

Calculating rank
USPTO Granted Patents = 35 

% Patents Active = 91.4

Average Co-Inventor Count = 1.4

ph-index = 5

Forward Citations = 84(Granted Patents)


Location History:

  • Ichon-Shi, KR (2005)
  • Yongin-Shi, KR (2006)
  • Kyoungki-do, KR (2007)
  • Seoul, KR (2003 - 2013)
  • Gyeonggi-do, KR (2006 - 2015)
  • Yongin-si Gyeonggi-do, KR (2016)
  • Yongin-si, KR (2006 - 2020)

Company Filing History:


Years Active: 2003-2020

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Areas of Expertise:
Semiconductor Memory
Testing Methods
Data Transmission
Integrated Circuits
Refresh Operations
Multi-Phase Clock
Burn-In Test
Voltage Generators
Leakage Current
Serializer Circuits
Output Drivers
Data Control
35 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Sang Kwon Lee in Semiconductor Technology

Introduction: Sang Kwon Lee, based in Yongin-si, South Korea, is a prolific inventor in the field of semiconductor technology. With an impressive portfolio of 35 patents to his name, Lee continues to push the boundaries of innovation, particularly in semiconductor devices and systems.

Latest Patents: Among his most recent contributions are groundbreaking patents for semiconductor devices that include a first buffer, a second buffer, a divider circuit, and an internal signal generation circuit. These devices efficiently manage input signals to generate relevant data strobe buffering signals and internal timing signals with different phases. His innovations in this area are significant for enhancing the performance and reliability of modern electronic systems.

Career Highlights: Sang Kwon Lee's career encompasses notable tenures at well-respected companies in the semiconductor industry, including Hynix Semiconductor Inc. and SK Hynix Inc. His extensive experience has equipped him with deep insights into the complexities of semiconductor manufacturing and design, enabling him to innovate effectively.

Collaborations: Throughout his career, Lee has collaborated with talented professionals in his field, including Chae Kyu Jang and Kyoung Hwan Kwon. These partnerships have fostered a productive environment for innovation and have contributed to the successful development of numerous advanced technologies.

Conclusion: Sang Kwon Lee's extensive patent portfolio and his work with leading semiconductor firms underscore his valuable contributions to the field. His innovative semiconductor devices not only enhance performance metrics but also pave the way for future advancements in electronics. Lee continues to be a significant figure in semiconductor innovation, showcasing the impact of dedicated research and collaboration in technology development.

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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