Hsinchu, Taiwan

Kai Yu Liu

This inventor holds 2 USPTO granted patents and 7 published patent applications. Top assignee: Taiwan Semiconductor Manufacturing Comp. Ltd.. Active years: 2023-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kai Yu Liu. Retrieved from https://idiyas.com/inventor/kai-yu-liu-hekn15t7

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 = 6.0

ph-index = 1


Company Filing History:


Years Active: 2023-2025

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2 patents (USPTO):Explore Patents

Title: Innovations of Inventor Kai Yu Liu in Particle Removal Technology

Introduction: Kai Yu Liu is a distinguished inventor based in Hsinchu, Taiwan. He is recognized for his innovative approach in the field of semiconductor manufacturing, particularly through his patent that addresses particle contamination—a significant challenge in the industry.

Latest Patents: Liu holds a patent for a "Particle Removing Assembly and Method of Servicing Assembly." This innovation introduces an apparatus consisting of a wafer stage and a particle removing assembly designed to remove contaminant particles effectively. The wafer stage incorporates a cup near a wafer chuck, while the particle removing assembly features a flexible ejecting member with elongated tubes, a front tip, and a cleaning tip adapter. This unique design allows for pressurized cleaning materials to reach difficult areas of the cup, ensuring efficient removal of unwanted particles.

Career Highlights: Kai Yu Liu's career at Taiwan Semiconductor Manufacturing Company Limited (TSMC) highlights his contributions to the advancement of semiconductor technologies. His expertise aids in enhancing production processes and maintaining the high standards essential for the industry.

Collaborations: Throughout his career, Liu has collaborated with esteemed colleagues, including Meng-Hsueh Wu and Fang Yu Kuo. Together, they have engaged in innovative projects that further develop TSMC’s reputation as a leader in semiconductor manufacturing.

Conclusion: With a strong commitment to innovation, Kai Yu Liu has made significant strides in technology that improves particle removal processes in semiconductor manufacturing. His patent is a testament to his inventive spirit and dedication to advancing the industry, solidifying his role as an influential inventor in Hsinchu, Taiwan.

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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