Xinfeng, China

Hsi-Wen Tien

This inventor holds 14 USPTO granted patents and 14 published patent applications. Top assignee: Taiwan Semiconductor Manufacturing Comp. Ltd.. Active years: 2024-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hsi-Wen Tien. Retrieved from https://idiyas.com/inventor/hsi-wen-tien-decm4495

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

Calculating rank
USPTO Granted Patents = 14 

% Patents Active = 92.9

Average Co-Inventor Count = 6.0

ph-index = 1

Forward Citations = 2(Granted Patents)


Company Filing History:


Years Active: 2024-2026

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14 patents (USPTO):Explore Patents

Title: Hsi-Wen Tien: Innovator in MRAM Technology

Introduction

Hsi-Wen Tien is a prominent inventor based in Xinfeng, China. He has made significant contributions to the field of memory technology, particularly in the development of magneto-resistive random-access memory (MRAM) devices. With a total of 14 patents to his name, Tien continues to push the boundaries of innovation in semiconductor technology.

Latest Patents

Hsi-Wen Tien's latest patents include groundbreaking advancements in MRAM devices. One notable patent describes an MRAM device that features a self-aligned top electrode via. This device comprises a bottom electrode situated over a substrate, a magnetic tunnel junction (MTJ) structure positioned on the bottom electrode, and a top electrode placed on the MTJ structure. Additionally, the MRAM device incorporates spacers on the sidewalls of both the top electrode and the MTJ structure, along with a first etch stop layer that covers the topmost surface of the spacers. Another significant patent involves a dual etch-stop layer structure within an integrated chip. This design includes a substrate, a first conductive wire within a dielectric layer, and multiple etch-stop layers that enhance the functionality and efficiency of the device.

Career Highlights

Hsi-Wen Tien is currently employed at Taiwan Semiconductor Manufacturing Company Limited, where he applies his expertise in semiconductor technology. His work has been instrumental in advancing the capabilities of MRAM devices, which are crucial for modern computing applications.

Collaborations

Throughout his career, Tien has collaborated with notable colleagues, including Chung-Ju Lee and Wei-Hao Liao. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.

Conclusion

Hsi-Wen Tien's contributions to the field of MRAM technology exemplify his dedication to innovation and excellence. His patents reflect a commitment to advancing semiconductor 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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