Dublin, CA, United States of America

Thomas Jongwan Kwon

This inventor holds 23 USPTO granted patents, primarily in 3D NAND Technology. Top assignees: Applied Materials, Inc., Sandisk Technologies Inc., Sandisk 3D LLC. Active years: 2013-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Thomas Jongwan Kwon. Retrieved from https://idiyas.com/inventor/thomas-jongwan-kwon

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

Calculating rank

% Patents Active = 78.3

Average Co-Inventor Count = 3.6

ph-index = 5

Forward Citations = 98(Granted Patents)


Company Filing History:


Years Active: 2013-2026

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Areas of Expertise:
3D NAND Structures
Vertical Transistor
Tungsten Defluorination
Plasma Deposition
Memory Applications
Hybrid Charge Trap
Carbon Hardmask
ALD Metal Films
PVD Deposition
Etch Performance
Cobalt Deposition
Memory Cell
23 patents (USPTO):Explore Patents

Title: Innovations by Thomas Jongwan Kwon: Pioneering 3D NAND Structures

Introduction: Thomas Jongwan Kwon is an accomplished inventor based in Dublin, CA, USA. With a remarkable portfolio of 22 patents, he has made significant contributions to the field of semiconductor technology, particularly in the development of advanced memory devices. His innovative approaches have paved the way for the next generation of data storage.

Latest Patents: Among his notable inventions, Kwon's latest patents include groundbreaking methods of forming 3D NAND structures with decreased pitch. These methods enhance cell density and allow for tighter vertical and lateral pitches between memory cells. Furthermore, his patents introduce smaller critical dimension (CD) memory holes and utilize silicon layers between alternating oxide and nitride materials. Another key invention is his work on vertical transistor fabrication for memory applications, where he developed methods to create stair-like structures with precise profiles and dimension control. This invention aids in the manufacturing of three-dimensional stacked memory cell semiconductor devices, essential for modern data storage.

Career Highlights: Throughout his career, Thomas Jongwan Kwon has worked for renowned companies, including Applied Materials, Inc. and SanDisk Technologies Inc. His expertise in semiconductor technology and memory device design has been instrumental in advancing the capabilities of modern electronics.

Collaborations: Kwon has collaborated with talented professionals in the field, including his coworkers Er-Xuan Ping and Xinhai Han. Their teamwork has contributed to the successful development of innovative solutions in memory technology.

Conclusion: Thomas Jongwan Kwon's contributions to the semiconductor industry, particularly in the area of 3D NAND technology, highlight his role as a leading inventor and innovator. With a strong patent portfolio and a history of collaboration with esteemed colleagues, Kwon continues to shape the future of data storage solutions. His work not only enhances memory device performance but also sets a benchmark for future innovations in the field.

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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