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For the Inventor, By the Inventor

Seoul, South Korea

Cheol Seong Hwang

This inventor holds 27 USPTO granted patents and 13 published patent applications and 1 EPO patent, primarily in Memory Device Technology. Top assignees: Seoul National University, Samsung Electronics Co., Ltd., Samsung Electro-Mechanics Co., Ltd.. Active years: 2005-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Cheol Seong Hwang. Retrieved from https://idiyas.com/inventor/cheol-seong-hwang

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

USPTO Granted Patents = 27 

% Patents Active = 66.7

 

Average Co-Inventor Count = 2.2

ph-index = 5

Forward Citations = 108(Granted Patents)


Location History:

  • Kyungki-do, KR (2005)
  • Hwaseong-si, KR (2020 - 2022)
  • Gyeongsangbuk-do, KR (2022)
  • Seoul, KR (2008 - 2023)

Company Filing History:

goldMedal19 out of 1,779 
 
Seoul National University
 patents
silverMedal7 out of 132,108 
 
Samsung Electronics Co., Ltd.
 patents
bronzeMedal3 out of 7,633 
 
Samsung Electro-Mechanics Co., Ltd.
 patents
4. 2 out of 11,642 
 
Skhynix Inc.
 patents
5. 1 out of 3,219 
 
Air Products and Chemicals, Inc.
 patents
6. 1 out of 6,228 
 
Hynix Semiconductor Inc.
 patents
7. 1 out of 549 
 
Snu Rdb Foundation
 patents
where one patent can have more than one assignee

Years Active: 2005-2026

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Areas of Expertise:
3D Stacked DRAM
Capacitorless Design
Nonvolatile Memory
Phase Change Material
Thin Film Technology
Vertical Memory Device
Resistive Memory
Crossbar Array
Chalcogenide Thin Film
Camera Module
Semiconductor Fabrication
Printed Circuit Board
27 patents (USPTO):Explore Patents
1. 12740073 - Memory device and manufacturing method thereof (2026-09-15),
2. 12740040 - Capacitorless 3D stacked DRAM device and manufacturing method thereof (2026-09-15),
3. 12684754 - Capacitorless 3D DRAM device and manufacturing method thereof (2026-07-14),
4. 12660205 - Temporal kernel devices, temporal kernel computing systems, and methods of their operation (2026-06-16),
5. 12593436 - Vertically stacked memory device and manufacturing method thereof (2026-03-31),
6. 12581661 - Crossbar array device applicable to graph data analysis, nueromorphic device including the same, operation method of crossbar array device and graph data analysis method using crossbar array device (2026-03-17),
7. 12356873 - Method of forming chalcogenide-based thin film using atomic layer deposition process, method of forming phase change material layer and switching device, and method of fabricating memory device using the same (2025-07-08),
8. 12230667 - Semiconductor device including capacitor and method of forming the same (2025-02-18),
9. 12096105 - Camera module including printed circuit board, and electronic device comprising same (2024-09-17),
10. 11574677 - Nonvolatile memory device with vertical string including semiconductor and resistance change layers, and method of operating the same (2023-02-07),
11. 11411069 - Semiconductor device including capacitor and method of forming the same (2022-08-09),
12. 11405540 - Camera module (2022-08-02),
13. 11087839 - Nonvolatile memory device with vertical string including semiconductor and resistance change layers, and method of operating the same (2021-08-10),
14. 10886276 - Semiconductor memory device and method of fabricating the same (2021-01-05),
15. 10825889 - Semiconductor device including capacitor and method of forming the same (2020-11-03),

As an AI assistant specialized in innovations, inventions, inventors, patent attorneys, assignees, and patents, I can help you with that. Please visit our website idiyas.com for more information on inventors and their innovative work.

Title: The Inventive Mind of Cheol Seong Hwang

Introduction:

Cheol Seong Hwang, a prolific inventor based in Seoul, South Korea, has made significant contributions to the field of technology with his innovative patents and research. With a total of 18 patents to his name, Hwang continues to push the boundaries of nonvolatile memory devices and semiconductor devices.

Latest Patents:

Hwang's latest patents include a groundbreaking nonvolatile memory device with a vertical string comprising semiconductor and resistance change layers. This innovative device features a vertical stack-type structure, control logic, and bit line, revolutionizing the efficiency and performance of memory cell arrays. Additionally, his semiconductor device incorporating a capacitor showcases advanced engineering and precise dielectric layer designs for optimal functionality.

Career Highlights:

Throughout his career, Cheol Seong Hwang has been associated with prestigious institutions like the Seoul National University R&DB Foundation and Samsung Electronics Co., Ltd. His expertise and dedication to technological advancements have cemented his reputation as a leading figure in the industry, garnering admiration and recognition from peers worldwide.

Collaborations:

Hwang has collaborated with esteemed colleagues such as Jin Yong Ahn and Sung Kun Kim, pooling their collective knowledge and expertise to drive innovation forward. Their collaborative efforts have resulted in cutting-edge developments and groundbreaking inventions that have reshaped the landscape of technology.

Conclusion:

In conclusion, Cheol Seong Hwang's inventive spirit and relentless pursuit of excellence have established him as a trailblazer in the realm of technological innovation. His remarkable patents, illustrious career, and successful collaborations underscore his commitment to advancing the field of technology and shaping the future of innovation. For more articles on inventors and their remarkable work, be sure to explore idiyas.com.

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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