Shanghai, China

Panpan Li

This inventor holds 2 USPTO granted patents and 2 published patent applications. Top assignees: Pnc Process Systems Co., Ltd., Ultron Semiconductor (Shanghai) Co., Ltd.. Active years: 2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Panpan Li. Retrieved from https://idiyas.com/inventor/panpan-li-jvf469p8

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

USPTO Granted Patents = 2 

% Patents Active = 100.0

Average Co-Inventor Count = 8.5

ph-index = 1


Company Filing History:


Years Active: 2025

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2 patents (USPTO):Explore Patents

Title: Innovations of Panpan Li in Wafer Cleaning Technology

Introduction

Panpan Li is an accomplished inventor based in Shanghai, China. He has made significant contributions to the field of wafer cleaning technology, holding 2 patents that showcase his innovative approaches. His work focuses on improving the efficiency and quality of cleaning processes in semiconductor manufacturing.

Latest Patents

Panpan Li's latest patents include a "Method of controlling mixed liquid to be delivered for SPM solution" and a "Liquid delivering system for wafer cleaning equipment." The first patent outlines a method that involves mixing sulfuric acid with hydrogen peroxide in a multi-stage process to ensure optimal oxygen concentration for effective cleaning. The second patent describes a sophisticated liquid delivering system that incorporates a feedback-control panel and multi-section mixing screw rods to achieve precise temperature control and thorough mixing of cleaning agents.

Career Highlights

Throughout his career, Panpan Li has worked with notable companies such as PNC Process Systems Co., Ltd. and Ultron Semiconductor (Shanghai) Co., Ltd. His experience in these organizations has allowed him to refine his expertise in semiconductor cleaning technologies and contribute to advancements in the industry.

Collaborations

Panpan Li has collaborated with talented individuals in his field, including Dawei Liu and Zhengkai Lu. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.

Conclusion

Panpan Li's contributions to wafer cleaning technology through his patents and career experiences highlight his role as a key innovator in the semiconductor industry. His work continues to influence the efficiency and effectiveness of cleaning processes, ensuring high-quality outcomes 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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