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For the Inventor, By the Inventor

Redwood City, CA, United States of America

Kwangduk Douglas Lee

This inventor holds 59 USPTO granted patents and 25 published patent applications, primarily in Plasma Deposition Techniques (CPC class H01L). Top assignees: Applied Materials, Inc., Varian Semiconductor Equipment Associates, Inc., Other. Active years: 2010-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kwangduk Douglas Lee. Retrieved from https://idiyas.com/inventor/kwangduk-douglas-lee

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

USPTO Granted Patents = 59 

% Patents Active = 91.5

Average Co-Inventor Count = 5.7

ph-index = 6

Forward Citations = 262(Granted Patents)

Forward Citations (Not Self Cited) = 209(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Santa Clara, CA (US) (2010 - 2012)
  • Redwood City, CA (US) (2012 - 2024)

Company Filing History:

goldMedal57 out of 14,454 
 
Applied Materials, Inc.
 patents
silverMedal1 out of 916 
 
Varian Semiconductor Equipment Associates, Inc.
 patents
bronzeMedal1 out of 834,513 
Other
 patents

Years Active: 2010-2025

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Areas of Expertise:
Plasma Deposition
Hardmask Films
Amorphous Carbon
Electrostatic Chucking
Boron-Carbon Films
Substrate Processing
Chemical Vapor Deposition
Gas Delivery Systems
Etch Selectivity
High-Temperature Cleans
Plasma Processing
Loadlock Systems
59 patents (USPTO):Explore Patents
1. 12234549 - Method of in situ ceramic coating deposition (2025-02-25),
2. 12211694 - Ultra-high modulus and etch selectivity boron-carbon hardmask films (2025-01-28),
3. 12211673 - Processing chamber deposition confinement (2025-01-28),
4. 12191115 - Dual RF for controllable film deposition (2025-01-07),
5. 12136549 - Plasma-enhanced chemical vapor deposition of carbon hard-mask (2024-11-05),
6. 12131913 - Methods, systems, and apparatus for processing substrates using one or more amorphous carbon hardmask layers (2024-10-29),
7. 12112949 - Highly etch selective amorphous carbon film (2024-10-08),
8. 12100609 - Electrostatic chucking process (2024-09-24),
9. 12062536 - Amorphous carbon for gap fill (2024-08-13),
10. 12040210 - Multi-pressure bipolar electrostatic chucking (2024-07-16),
11. 12027366 - Reduced hydrogen deposition processes (2024-07-02),
12. 12014927 - Highly etch selective amorphous carbon film (2024-06-18),
13. 12000048 - Pedestal for substrate processing chambers (2024-06-04),
14. 11821082 - Reduced defect deposition processes (2023-11-21),
15. 11798820 - Gas delivery systems and methods (2023-10-24),

Sure, let's get started with the article about inventor Kwangduk Douglas Lee:

Title: Innovator Spotlight: Kwangduk Douglas Lee - Revolutionizing Semiconductor Processing

Introduction:

Kwangduk Douglas Lee, a prolific inventor based in Redwood City, CA, has left an indelible mark in the field of semiconductor processing with a remarkable portfolio of 46 patents. His innovative work at the forefront of technology has been instrumental in advancing the semiconductor industry.

Latest Patents:

Lee's latest patents showcase his expertise in semiconductor processing. One of his groundbreaking inventions includes "Reduced defect deposition processes," which highlights exemplary methods for forming silicon oxide and silicon nitride materials in semiconductor processing chambers. Another notable patent is "Gas delivery systems and methods," which revolutionizes the delivery of precursor gases in semiconductor processing chambers.

Career Highlights:

Having worked at renowned companies like Applied Materials, Inc., Lee has honed his skills and expertise in semiconductor processing. His dedication to innovation and problem-solving has led to the development of cutting-edge technologies that have redefined the industry standards.

Collaborations:

Throughout his career, Lee has collaborated with esteemed professionals in the field. Notable colleagues include Prashant Kumar Kulshreshtha and Martin Jay Seamons, who have worked alongside Lee in pushing the boundaries of semiconductor processing technology.

Conclusion:

In conclusion, Kwangduk Douglas Lee stands as a visionary inventor whose contributions have transformed the landscape of semiconductor processing. His relentless pursuit of innovation and his collaborative spirit have cemented his legacy as a trailblazer in the industry. With a stellar track record of patents and a passion for pushing technological boundaries, Lee continues to inspire the next generation of inventors in the ever-evolving world of semiconductor 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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