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Ya-Yi Tsai

This inventor holds 39 USPTO granted patents and 23 published patent applications, primarily in Semiconductor Devices. Top assignee: Taiwan Semiconductor Manufacturing Comp. Ltd.. Active years: 2019-2026.

USPTO Granted Patents = 39 (Patent Applications = 23)

% Patents Active = 94.9

Average Co-Inventor Count = 5.2

ph-index = 3

Forward Citations = 28(Granted Patents)

Location History:

Hsinchu, TW (2019 - 2024)
New Taipei, TW (2023 - 2024)

Company Filing History:

39 out of 42,711

Taiwan Semiconductor Manufacturing Comp. Ltd.

patents

Years Active: 2019-2026

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Areas of Expertise:

Semiconductor Device

Cut Metal Gate

Fin Field-Effect Transistor

Dummy Gate

Dielectric Refill

Transistor Gates

Manufacturing Methods

Profile Control

Interface Structures

Thermal Management

Gate Isolation

39 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12642023 - Plasma etching processes (2026-05-26),

2. 12610611 - Semiconductor device structure and methods of forming the same (2026-04-21),

3. 12563803 - Cut metal gate processes (2026-02-24),

4. 12402404 - Semiconductor devices with interface between gate isolation structure and dummy channel having curved profile and methods of manufacturing thereof (2025-08-26),

5. 12389664 - Transistor gates and methods of forming thereof (2025-08-12),

6. 12382650 - Multi-layer dielectric refill for profile control in semiconductor devices (2025-08-05),

7. 12363994 - Residue-free metal gate cutting for fin-like field effect transistor (2025-07-15),

8. 12363976 - Semiconductor devices and methods of manufacturing thereof (2025-07-15),

9. 12261172 - Semiconductor devices and methods of manufacturing thereof (2025-03-25),

10. 12206011 - Dummy gate cutting process and resulting gate structures (2025-01-21),

11. 12112990 - Semiconductor device with cut metal gate and method of manufacture (2024-10-08),

12. 12107013 - Semiconductor devices and methods of manufacturing thereof (2024-10-01),

13. 12046663 - Fin field-effect transistor and method of forming the same (2024-07-23),

14. 12034063 - Semiconductor devices and methods of manufacturing thereof (2024-07-09),

15. 12002715 - Semiconductor device and method (2024-06-04),

Title: Ya-Yi Tsai: Pioneering Inventor from Hsinchu

Introduction: Ya-Yi Tsai is a renowned inventor hailing from the vibrant city of Hsinchu, Taiwan. With a passion for innovation and a keen eye for technological advancements, Tsai has made significant contributions to the field of patents and inventions.

Latest Patents: Tsai's latest patents focus on cutting-edge technologies in the semiconductor industry, particularly in the development of advanced microchips and nanotechnology applications. His innovative approach has led to several groundbreaking patents that have revolutionized the way we perceive modern electronics.

Career Highlights: Throughout his illustrious career, Ya-Yi Tsai has worked with leading tech companies and research institutions in Taiwan, honing his skills and expertise in the realm of semiconductor technology. His dedication to pushing the boundaries of innovation has earned him a reputation as a trailblazer in the field.

Collaborations: Tsai has collaborated with top engineers, scientists, and researchers from around the world, fostering a culture of creativity and knowledge exchange. His collaborative efforts have resulted in the successful development of patented technologies that have had a lasting impact on the industry.

Conclusion: In conclusion, Ya-Yi Tsai stands as a visionary inventor whose relentless pursuit of innovation has shaped the landscape of modern technology. His pioneering spirit and commitment to excellence continue to inspire future generations of inventors and innovators worldwide.

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