Jiangsu, China

Liqiang Cao

This inventor holds 6 USPTO granted patents and 1 published patent application. Top assignees: National Center for Advanced Packaging Co., Ltd., Shanghai Xianfang Semiconductor Co., Ltd., National Center for Advanced Packaging Co., Ltd. Active years: 2021-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Liqiang Cao. Retrieved from https://idiyas.com/inventor/liqiang-cao

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

Calculating rank
USPTO Granted Patents = 6 

% Patents Active = 100.0

Average Co-Inventor Count = 3.4

ph-index = 1

Forward Citations = 1(Granted Patents)


Location History:

  • Wuxi, CN (2021)
  • Jiangsu, CN (2023)

Company Filing History:


Years Active: 2021-2026

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6 patents (USPTO):Explore Patents

Title: Liqiang Cao - Innovator in Semiconductor Cleaning Technology

Introduction

Liqiang Cao is a prominent inventor based in Jiangsu, China. He has made significant contributions to the field of semiconductor technology, particularly in cleaning methods that enhance manufacturing processes. His innovative approach has led to the development of a unique cleaning equipment and method that addresses specific challenges in the semiconductor industry.

Latest Patents

Liqiang Cao holds a patent for "Semiconductor cleaning equipment and method for cleaning through vias using the same." This patent outlines a method for cleaning a through via, which includes several steps: heating a cleaning fluid to a predetermined temperature, mixing the cleaning liquid with an inert gas and entering it into a cleaning cavity, atomizing the cleaning liquid in an atomizer to spray on a wafer surface, and wetting the inner wall and bottom of the through via before closing a cleaning liquid valve. This innovative method is designed to improve the efficiency and effectiveness of semiconductor cleaning processes.

Career Highlights

Cao is currently employed at the National Center for Advanced Packaging Co., Ltd. His work at this institution has allowed him to focus on advancing semiconductor packaging technologies. His expertise in cleaning methods has positioned him as a key player in the development of more efficient manufacturing processes.

Collaborations

Liqiang Cao collaborates with various professionals in the semiconductor field, including his coworker Daping Yao. Their combined efforts contribute to the ongoing advancements in semiconductor technology and packaging solutions.

Conclusion

Liqiang Cao's contributions to semiconductor cleaning technology demonstrate his innovative spirit and commitment to improving manufacturing processes. His patent and work at the National Center for Advanced Packaging Co., Ltd. highlight his role as a significant inventor in the industry.

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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