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For the Inventor, By the Inventor

Kyungki-do, South Korea

Keun Woo Lee

This inventor holds 23 USPTO granted patents and 1 published patent application, primarily in Flash Memory Technology. Top assignees: Hynix Semiconductor Inc., Hyundai Electronics Industries Co. Ltd., Skhynix Inc.. Active years: 2001-2022.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Keun Woo Lee. Retrieved from https://idiyas.com/inventor/keun-woo-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 = 23 

% Patents Active = 73.9

Average Co-Inventor Count = 1.8

ph-index = 6

Forward Citations = 136(Granted Patents)


Location History:

  • Ichon-Shi, KR (2004)
  • Yongin-Shi, KR (2006)
  • Kyungki-Do, KR (2001 - 2008)
  • Kyeongki-do, KR (2008)
  • Yongin-Si, KR (2008 - 2010)
  • Kyeonggi-do, KR (2010)
  • Jinju, GN KR (2010)
  • Ichon-si, KR (2013)
  • Icheon-si, KR (2015)
  • Goyang-si, KR (2020)
  • Gyeonggi-do, KR (2018 - 2022)

Company Filing History:

goldMedal15 out of 6,228 
 
Hynix Semiconductor Inc.
 patents
silverMedal3 out of 2,340 
 
Hyundai Electronics Industries Co. Ltd.
 patents
bronzeMedal3 out of 11,696 
 
Skhynix Inc.
 patents
4. 2 out of 834,601 
Other
 patents

Years Active: 2001-2022

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Areas of Expertise:
Flash Memory Device
NAND Flash Memory
Memory Controller
Data Storage
Semiconductor Device
Phase Change Memory
Dynamic Detectable Events
Memory Cell Array
Manufacturing Method
Testing Structure
Floating Gate
Erase Method
23 patents (USPTO):Explore Patents
1. 11238926 - Memory controller and operating method thereof (2022-02-01),
2. 10812425 - Method and system for providing quiz together with advertisement in instant message service (IMS) chat room (2020-10-20),
3. 9977735 - Data storage device and operating method thereof (2018-05-22),
4. 9112137 - Semiconductor device and method of fabricating the same (2015-08-18),
5. 8563960 - Phase change random access memory and method for manufacturing the same (2013-10-22),
6. 8508021 - Phase-change memory device and method of fabricating the same (2013-08-13),
7. 7848150 - Flash memory device and method of operating the same (2010-12-07),
8. 7696577 - Memory cell array in a semiconductor memory device with select lines formed in a U-like shape (2010-04-13),
9. 7668697 - Method for analyzing dynamic detectable events at the single molecule level (2010-02-23),
10. 7391663 - Structure and method for measuring the channel boosting voltage of NAND flash memory at a node between drain/source select transistor and adjacent flash memory cell (2008-06-24),
11. 7358560 - Flash memory device and method of manufacturing the same (2008-04-15),
12. 7358558 - Flash memory device (2008-04-15),
13. 7099198 - Row decoder in flash memory and erase method of flash memory cell using the same (2006-08-29),
14. 7095656 - Method of erasing NAND flash memory device (2006-08-22),
15. 7067425 - Method of manufacturing flash memory device (2006-06-27),

Title: Innovations of Keun Woo Lee: A Pioneer in Memory Controller Technology

Introduction: Keun Woo Lee, based in Kyungki-do, South Korea, is a remarkable inventor known for his substantial contributions to memory technology. With an impressive portfolio of 21 patents, Lee has established himself as a key figure in the field of data storage solutions.

Latest Patents: His recent innovations include the "Memory controller and operating method thereof," which features an advanced memory controller designed to enhance operational speed. This invention utilizes a remaining count determiner to assess the number of program and erase operations needed in a memory device. Additionally, a retention period calculator is integrated to evaluate the retention period based on power-off and power-on timings, while a read voltage determiner creates a modified read voltage table to optimize performance based on the device's retention period. Another notable patent is the "Data storage device and operating method thereof," which outlines a method for configuring page access units for better data retrieval efficiency.

Career Highlights: Throughout his career, Keun Woo Lee has worked with renowned companies such as Hynix Semiconductor Inc. and Hyundai Electronics Industries Co., Ltd., where he played a crucial role in developing innovative memory technologies and solutions.

Collaborations: Lee has collaborated with esteemed coworkers, including Ki Seog Kim and Sung Kee Park, contributing to impactful advancements in memory controller design and data storage methodologies.

Conclusion: Keun Woo Lee continues to be a significant contributor to memory technology innovations. His latest patents reflect his commitment to enhancing data storage solutions, positioning him as a forward-thinking inventor in the semiconductor industry. As the demand for efficient memory devices rises, Lee's work will undoubtedly remain influential.

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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