Cheng-Yuan Tsai

Chu-Pei, Taiwan

Cheng-Yuan Tsai

This inventor holds 229 USPTO granted patents and 47 published patent applications, primarily in Semiconductor Technology (CPC class H01L45-1233). Top assignee: Taiwan Semiconductor Manufacturing Comp. Ltd.. Active years: 2007-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Cheng-Yuan Tsai. Retrieved from https://idiyas.com/inventor/cheng-yuan-tsai

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

USPTO Granted Patents = 229 

% Patents Active = 86.5

Average Co-Inventor Count = 4.1

ph-index = 13

Forward Citations = 676(Granted Patents)

Forward Citations (Not Self Cited) = 544(Dec 10, 2025)


Inventors with similar research interests:

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Location History:

  • Taipei County, TW (2017)
  • Hsin-Chu, TW (2007 - 2021)
  • Chu-Pei, TW (2011 - 2024)
  • Hsin-Chu county, TW (2015 - 2024)

Company Filing History:


Years Active: 2007-2026

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Areas of Expertise:
Semiconductor Fabrication
Memory Devices
MIM Capacitors
Isolation Structures
Image Sensors
Circuit Design
Wafer Processing
RRAM
FeRAM
Data Storage
Conductive Structures
Deep Trench Isolation
229 patents (USPTO):Explore Patents

Title: Cheng-Yuan Tsai: Innovations in Semiconductor Technology

Introduction:

Cheng-Yuan Tsai, hailing from Chu-Pei, Taiwan, is a renowned inventor and researcher in the field of semiconductor technology. With an impressive portfolio of 181 patents, Tsai has made significant contributions to advancements in data storage and integrated chip technologies. Working at Taiwan Semiconductor Manufacturing Company Limited, Tsai continues to spearhead innovative developments in the industry.

Latest Patents:

Tsai's recent patents demonstrate his expertise in addressing crucial challenges in semiconductor device structures and improving their performance. Two noteworthy patents include:

1. Diffusion Barrier Layer in Programmable Metallization Cell:

This patent presents a method for forming an integrated chip, incorporating a diffusion barrier layer. The layer, which possesses a specific diffusion activation temperature, ensures improved reliability and functionality of the chip. Tsai's invention enhances the efficiency and longevity of data storage components within the chip.

2. Memory Device Structure with Protective Element:

Tsai's second patent focuses on a semiconductor device structure that includes a protective element and an ion diffusion barrier. By mitigating the impact of ion diffusion, the protective element enhances the overall stability and durability of the memory device. This invention leads to improved performance in semiconductor technology.

Career Highlights:

Throughout his illustrious career, Cheng-Yuan Tsai has achieved several notable milestones. His accomplishments include:

- Accumulating a remarkable total of 181 patents, emphasizing his exceptional technical abilities and innovative mindset.

- Actively contributing to research and development at Taiwan Semiconductor Manufacturing Company Limited, a renowned global leader in semiconductor manufacturing.

- Gaining a reputation as a thought leader in semiconductor technology, with a particular focus on integrated chip designs, memory devices, and diffusion barrier technologies.

Collaborations:

Tsai has collaborated with esteemed individuals in his field, including Hsing-Lien Lin and Chia-Shiung Tsai. These partnerships have contributed to the exchange of ideas and the creation of groundbreaking technologies within the semiconductor industry. Their combined expertise has undoubtedly shaped the direction of future research and development.

Conclusion:

Cheng-Yuan Tsai's extensive patent portfolio and innovative contributions to semiconductor technology have solidified his position as a distinguished inventor. Through his work at Taiwan Semiconductor Manufacturing Company Limited, Tsai continues to push the boundaries of what is possible in the field of integrated chip designs and memory devices. With his dedication and expertise, Tsai's inventions have played a significant role in shaping the semiconductor industry, leading to enhanced data storage systems and improved device performance.

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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