West Linn, OR, United States of America

Ching-Yun Chang

This inventor holds 4 USPTO granted patents and 5 published patent applications. Top assignee: Lam Research Corporation. Active years: 2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ching-Yun Chang. Retrieved from https://idiyas.com/inventor/ching-yun-chang-dvm8z6cm

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

Calculating rank
USPTO Granted Patents = 4 

% Patents Active = 75.0

Average Co-Inventor Count = 4.5

ph-index = 1

Forward Citations = 1(Granted Patents)


Company Filing History:


Years Active: 2026

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4 patents (USPTO):Explore Patents

Title: Innovations by Ching-Yun Chang

Introduction

Ching-Yun Chang is an accomplished inventor based in West Linn, OR (US). She has made significant contributions to the field of semiconductor processing, holding a total of 4 patents. Her work focuses on enhancing the efficiency and effectiveness of semiconductor manufacturing processes.

Latest Patents

Among her latest patents is the "Multizone showerhead for semiconductor processing." This innovative apparatus is designed to improve the cleaning of multi-station semiconductor processing chambers. The patent discloses various systems that facilitate plasma delivery from a central location within a multi-station processing chamber, allowing for redirection to different processing stations. The systems may include a deflector plate mounted to a wafer indexer, ensuring optimal plasma distribution. Additionally, the deflector plate can be fixed in relation to the chamber's ceiling, featuring a body with a top surface and an underside surface. A plurality of recesses arranged in a radial pattern enhances the functionality of the device.

Career Highlights

Ching-Yun Chang is currently employed at Lam Research Corporation, where she continues to innovate in the semiconductor industry. Her expertise and dedication have positioned her as a key player in the development of advanced semiconductor processing technologies.

Collaborations

Ching-Yun has collaborated with talented coworkers, including Tongtong Guo and Harish Kumar Premakumar. These partnerships have fostered a creative environment that encourages the exchange of ideas and the development of groundbreaking technologies.

Conclusion

Ching-Yun Chang's contributions to semiconductor processing through her patents and collaborations highlight her role as a leading inventor in the field. Her innovative spirit continues to drive advancements in technology, making a lasting impact on 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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