San Jose, CA, United States of America

Zhijun Chen

This inventor holds 41 USPTO granted patents and 37 published patent applications, primarily in Etching Techniques. Top assignees: Applied Materials, Inc., Microsoft Technology Licensing, LLC. Active years: 2014-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Zhijun Chen. Retrieved from https://idiyas.com/inventor/zhijun-chen-k4xbmuvr

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

Calculating rank
USPTO Granted Patents = 41 

% Patents Active = 87.8

Average Co-Inventor Count = 4.7

ph-index = 25

Forward Citations = 3,692(Granted Patents)


Location History:

  • Milpitas, CA (US) (2015 - 2016)
  • San Jose, CA (US) (2014 - 2022)

Company Filing History:


Years Active: 2014-2025

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Areas of Expertise:
Thin Oxide Layer
Silicon Nitride
Airgaps
Solid-Phase Etchants
Selective Etching
3D NAND
Oxide Etch Selectivity
High Aspect Ratio
Silicon Pretreatment
Doped Silicon Oxide
Radical-Component Etch
Halide Scavenging
41 patents (USPTO):Explore Patents

Title: Zhijun Chen: A Pioneer in Semiconductor Processing Innovations

Introduction

Zhijun Chen is a prominent inventor based in San Jose, California, with an impressive portfolio of 40 patents to his name. His innovations primarily focus on semiconductor processing technologies, which are crucial for modern electronics. Through his work, Chen has contributed significantly to the advancement of etching methods and materials used in the semiconductor industry.

Latest Patents

Among his latest patents, Chen has developed systems and methods to form airgaps. These exemplary etching methods involve flowing a fluorine-containing precursor and a hydrogen-containing precursor into a substrate processing region of a semiconductor processing chamber. This technique allows for the formation of spacers along the sidewalls of trenches or recessed features on substrates using layers of different materials, including carbon, nitrogen, and oxygen. Additionally, Chen's patents include innovative methods utilizing solid-phase etchants, which follow a similar concept but with variations in the composition of the spacer layers.

Career Highlights

Zhijun Chen has made a name for himself in the tech industry by working at notable companies such as Applied Materials, Inc. and Microsoft Technology Licensing, LLC. His experience at these organizations has provided him with invaluable insights and opportunities to refine his inventions and contribute to cutting-edge research in semiconductor technologies.

Collaborations

Throughout his career, Chen has collaborated with esteemed colleagues, including Anchuan Wang and Nitin K Ingle. These partnerships have fostered a spirit of innovation and have led to the successful development of numerous technologies that are critical to the semiconductor industry.

Conclusion

Zhijun Chen's contributions to the field of semiconductor processing through his patents and collaborative efforts exemplify the impact of innovation on technology. His work continues to influence advancements in the industry, showcasing his dedication to pushing the boundaries of what's possible in semiconductor manufacturing.

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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