El Dorado Hills, CA, United States of America

Yuyan Luo

This inventor holds 2 USPTO granted patents and 1 published patent application and 2 EPO patents. Top assignees: Eion Energy Corporation, Illinois Tool Works Inc.. Active years: 2011-2023.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yuyan Luo. Retrieved from https://idiyas.com/inventor/yuyan-luo

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

Calculating rank
USPTO Granted Patents = 2 

% Patents Active = 50.0

 

Average Co-Inventor Count = 2.7

ph-index = 1


Company Filing History:


Years Active: 2011-2023

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2 patents (USPTO):Explore Patents

Title: Yuyan Luo: Inventor in Semiconductor Cleaning and Hydrogen Generation

Introduction

Yuyan Luo is an inventor associated with El Dorado Hills, California. Her work spans semiconductor manufacturing and hydrogen generation, with 2 patents listed.

Latest Patents

- Hybrid material post-CMP brushes and methods for forming the same. This invention describes a brush made with at least two material layers for cleaning surfaces, including semiconductor substrates. One example has a mandrel, a molded first layer formed around it, and a molded second layer surrounding the first.

- Composite fuels for hydrogen generation. This invention describes composite fuels combining materials that release hydrogen through endothermic and exothermic reactions, along with additives intended to promote the endothermic reaction and inhibit the exothermic reaction.

Career Highlights

Luo’s listed company affiliations include Eion Energy Corporation and Illinois Tool Works Inc. Her patent work reflects applications in both semiconductor surface cleaning and hydrogen-generation technology.

Collaborations

Her listed coworkers include Erik Scott Nelson and Brent Allan Best.

Conclusion

Yuyan Luo’s patents address two distinct technical challenges: cleaning semiconductor surfaces with layered brushes and developing composite fuels for hydrogen generation.

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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