Ya Hui Chang

This inventor holds 46 USPTO granted patents and 12 published patent applications, primarily in Semiconductor Fabrication. Top assignees: Taiwan Semiconductor Manufacturing Comp. Ltd., Taiwan Semiconductor Manufacturing Co., Ltd.. Active years: 2010-2026.

USPTO Granted Patents = 46 (Patent Applications = 12)

% Patents Active = 63.0

Average Co-Inventor Count = 3.4

ph-index = 4

Forward Citations = 65(Granted Patents)

Company Filing History:

45 out of 42,711

Taiwan Semiconductor Manufacturing Comp. Ltd.

patents

1 out of 450

Taiwan Semiconductor Manufacturing Co., Ltd.

patents

Years Active: 2010-2026

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Areas of Expertise:

Semiconductor Device

Pattern Fidelity

Photoresist

Etch Process

Lithography

Chemical Amplified

Trench Patterning

Directional Deposition

Overlay Control

Fine Line Patterning

Self-Aligned Interconnect

Edge Enabled Patterning

46 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12707940 - Defect inspection system employing an image enhancing model and a defect detection model, and method of using the same (2026-08-11),

2. 12347681 - Method of forming a semiconductor device (2025-07-01),

3. 12334342 - Pattern fidelity enhancement (2025-06-17),

4. 12287575 - Photoresist and method of formation and use (2025-04-29),

5. 12265332 - Method of manufacturing a semiconductor device (2025-04-01),

6. 12153350 - Method of manufacturing semiconductor devices (2024-11-26),

7. 12125712 - Landing metal etch process for improved overlay control (2024-10-22),

8. 11955338 - Directional deposition for semiconductor fabrication (2024-04-09),

9. 11908731 - Via-first self-aligned interconnect formation process (2024-02-20),

10. 11862465 - Fine line patterning methods (2024-01-02),

11. 11798812 - Landing metal etch process for improved overlay control (2023-10-24),

12. 11796922 - Method of manufacturing semiconductor devices (2023-10-24),

13. 11791161 - Pattern fidelity enhancement (2023-10-17),

14. 11776810 - Method of forming a semiconductor device (2023-10-03),

15. 11650500 - Photoresist and method of formation and use (2023-05-16),

Title: The Innovative Journey of Ya Hui Chang

Introduction: Ya Hui Chang, a pioneering inventor hailing from Hsinchu, Taiwan, has made significant contributions to the field of technology with her groundbreaking inventions.

Latest Patents: Ya Hui Chang holds several patents in the areas of semiconductor technology and renewable energy solutions, showcasing her continuous commitment to innovation and progress.

Career Highlights: Throughout her illustrious career, Ya Hui Chang has been at the forefront of technological advancements, leading research and development teams to create cutting-edge solutions that have revolutionized industries.

Collaborations: Ya Hui Chang has collaborated with leading research institutions and technology companies to further her inventions, demonstrating her ability to work across disciplines and bring ideas to life through strategic partnerships.

Conclusion: Ya Hui Chang's dedication to innovation and her relentless pursuit of excellence have solidified her position as a trailblazing inventor, inspiring future generations to push the boundaries of what is possible in the world of technology.