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Yongin, South Korea

Yun-sang Lee

This inventor holds 25 USPTO granted patents and 2 published patent applications, primarily in Semiconductor Memory Devices. Top assignees: Samsung Electronics Co., Ltd., Sasung Eelctronics Co., Ltd.. Active years: 2000-2019.

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

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

USPTO Granted Patents = 25 

% Patents Active = 84.0

Average Co-Inventor Count = 2.7

ph-index = 8

Forward Citations = 203(Granted Patents)


Location History:

  • Kyungki-do, KR (2000 - 2006)
  • Gyeonggi-do, KR (2006 - 2007)
  • Daejeon, KR (2010)
  • Yongin-si, KR (2009 - 2019)

Company Filing History:

goldMedal24 out of 132,108 
 
Samsung Electronics Co., Ltd.
 patents
silverMedal1 out of 1 
 
Sasung Eelctronics Co., Ltd.
 patent

Years Active: 2000-2019

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Areas of Expertise:
Spin Transfer Torque
Magnetic Random Access Memory
Semiconductor Memory Devices
Testing Methods
Power Supply Voltage
Memory Cell Array
Refresh Circuit
Data Sensing
Integrated Circuit
Resistive Memory Cells
Chip Selection Circuit
High Burst Rate
25 patents (USPTO):Explore Patents
1. 10446207 - Spin transfer torque magnetic random access memory for supporting operational modes with mode register (2019-10-15),
2. 10204670 - Spin transfer torque magnetic random access memory for supporting operational modes with mode register (2019-02-12),
3. 9754921 - Stacked semiconductor apparatus, system and method of fabrication (2017-09-05),
4. 9183910 - Semiconductor memory devices for alternately selecting bit lines (2015-11-10),
5. 9171589 - Memory device, method of performing read or write operation and memory system including the same (2015-10-27),
6. 9147500 - Semiconductor memory device having resistive memory cells and method of testing the same (2015-09-29),
7. 9030004 - Stacked semiconductor apparatus, system and method of fabrication (2015-05-12),
8. 8042404 - Stress detection circuit and semiconductor chip including same (2011-10-25),
9. 7936615 - Methods for supplying power supply voltages in semiconductor memory devices and semiconductor memory devices using the same (2011-05-03),
10. 7894241 - Memory cell array and semiconductor memory device including the same (2011-02-22),
11. 7844773 - Refresh circuit and refresh method in semiconductor memory device (2010-11-30),
12. 7808858 - Method and circuit for driving word line of memory cell (2010-10-05),
13. 7734967 - Semiconductor memory device and testing method of the same (2010-06-08),
14. 7652942 - Sense amplifier, semiconductor memory device including the same, and data sensing method (2010-01-26),
15. 7535780 - Semiconductor memory device and redundancy method of the same (2009-05-19),

Title: The Innovative Mind of Yun-sang Lee

Introduction

Yun-sang Lee, a prominent inventor based in Yongin-si, South Korea, has made significant contributions to the field of magnetic random access memory (MRAM). With a remarkable portfolio of 25 patents, Lee’s innovations have played a crucial role in advancing memory technology, benefiting both consumers and industries alike.

Latest Patents

Among his latest breakthroughs is the invention titled "Spin transfer torque magnetic random access memory for supporting operational modes with mode register." This technology involves a memory system that includes magnetic memory cells capable of changing between multiple states based on magnetization direction. It also features a mode register that supports various operational modes, enhancing the flexibility and efficiency of memory applications.

Career Highlights

Throughout his career, Yun-sang Lee has been associated with esteemed companies, notably Samsung Electronics Co., Ltd., where his work has influenced the direction of MRAM technology. His expertise in the field has positioned him as a leading figure in memory systems and components.

Collaborations

Lee has collaborated with numerous talented individuals, including esteemed colleagues Chul-woo Park and Dong-seok Kang. These partnerships have fostered an environment of innovation and creativity, resulting in advancements that continue to impact technology.

Conclusion

Yun-sang Lee's impressive track record of inventions and patents underscores his significance as an inventor in the technology sector. His relentless pursuit of innovation in MRAM will undoubtedly pave the way for future breakthroughs, solidifying his legacy in the world of memory technology.

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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