Taipei, Taiwan

Nien-yu Tsai

This inventor holds 2 USPTO granted patents. Top assignees: Promos Technologies, Inc, Mosel Vitelic Corporation, Seimens Aktiengesellschaft. Active years: 2000-2001.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Nien-yu Tsai. Retrieved from https://idiyas.com/inventor/nien-yu-tsai-9srb33wy

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 4.0

ph-index = 2

Forward Citations = 24(Granted Patents)


Company Filing History:


Years Active: 2000-2001

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2 patents (USPTO):Explore Patents

Title: Nien-yu Tsai: Innovator in DRAM Technology

Introduction

Nien-yu Tsai is a prominent inventor based in Taipei, Taiwan. He has made significant contributions to the field of semiconductor technology, particularly in dynamic random-access memory (DRAM) systems. With a total of 2 patents, Tsai's work has advanced the efficiency and performance of memory devices.

Latest Patents

One of Tsai's latest patents is an etching method for reducing bit line coupling in a DRAM. This innovative method involves forming an interlayer dielectric over the DRAM memory array, etching the interlayer dielectric to create trenches that collectively form a bit line pattern, and depositing a conductive material into the trenches to establish the bit line. Another notable patent is related to the method of forming tungsten interconnects with tungsten oxidation. This method outlines the steps for creating a metal interconnect structure and via plugs over a dielectric layer, enhancing the reliability and performance of semiconductor devices.

Career Highlights

Throughout his career, Nien-yu Tsai has worked with several notable companies, including Promos Technologies, Inc. and Mosel Vitelic Corporation. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking advancements in memory technology.

Collaborations

Tsai has collaborated with talented individuals in the field, including Hong-Long Chang and Chun-Wei Chen. These partnerships have fostered innovation and have been instrumental in the development of his patented technologies.

Conclusion

Nien-yu Tsai's contributions to DRAM technology through his patents and collaborations highlight his role as a key innovator in the semiconductor industry. His work continues to influence advancements in memory technology, showcasing the importance of innovation in this rapidly evolving field.

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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