Wai-Yi Lien

This inventor holds 76 USPTO granted patents and 5 published patent applications, primarily in Semiconductor Devices (CPC class H01L). Top assignees: Taiwan Semiconductor Manufacturing Comp. Ltd., United Microelectronics Corp., Parabellum Strategic Opportunities Fund LLC. Active years: 2005-2025.

USPTO Granted Patents = 76 (Patent Applications = 5)

% Patents Active = 86.8

Average Co-Inventor Count = 4.5

ph-index = 10

Forward Citations = 1,337(Granted Patents)

Forward Citations (Not Self Cited) = 1,236(Dec 10, 2025)

Inventors with similar research interests:

Company Filing History:

72 out of 42,711

Taiwan Semiconductor Manufacturing Comp. Ltd.

patents

3 out of 7,255

United Microelectronics Corp.

patents

1 out of 15

Parabellum Strategic Opportunities Fund LLC

patents

Years Active: 2005-2025

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Areas of Expertise:

Semiconductor Device

FinFET

Multi-Gate Device

Transistor Scaling

Vertical Structure

VGAA Devices

Thermal Management

Contacts

Channel Formation

Fabrication Method

Device Structure

76 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12412783 - Semiconductor device (2025-09-09),

2. 12336261 - Contacts for highly scaled transistors (2025-06-17),

3. 12062705 - Semiconductor device and method of forming vertical structure (2024-08-13),

4. 12057344 - Semiconductor device and method of fabricating the same (2024-08-06),

5. 12009257 - Semiconductor device (2024-06-11),

6. 11961892 - Contacts for highly scaled transistors (2024-04-16),

7. 11942548 - Multi-gate device and method of fabrication thereof (2024-03-26),

8. 11929417 - Contacts for highly scaled transistors (2024-03-12),

9. 11777009 - Contacts for highly scaled transistors (2023-10-03),

10. 11769690 - Semiconductor device and method of fabricating the same (2023-09-26),

11. 11437513 - Multi-gate device and method of fabrication thereof (2022-09-06),

12. 11404315 - Method for manufacturing semiconductor device (2022-08-02),

13. 11355387 - Semiconductor device and method of fabricating the same (2022-06-07),

14. 11276763 - Contacts for highly scaled transistors (2022-03-15),

15. 11239340 - Semiconductor arrangement and formation thereof (2022-02-01),

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Title: The Innovative Journey of Inventor Wai-Yi Lien

Introduction: Wai-Yi Lien, an esteemed inventor hailing from Hsinchu, Taiwan, has made significant contributions to the field of semiconductor devices through his groundbreaking innovations.

Latest Patents: Lien's recent patents include a "Semiconductor Device and Method of Forming Vertical Structure", where he introduces a method involving the shrinking of source and channel by oxidation and the formation of a silicide over the drain. Another notable patent is the "Semiconductor Device and Method of Fabricating the Same" which outlines a method for forming a gate stack and a source/drain region, among other processes.

Career Highlights: With an impressive total of 74 patents to his name, Lien has left a remarkable impact on the semiconductor industry. He has showcased his expertise while working at renowned companies such as Taiwan Semiconductor Manufacturing Company Limited (TSMC) and United Microelectronics Corporation.

Collaborations: Throughout his career, Lien has collaborated with esteemed colleagues such as Chih-Hao Wang and Chia-Hao Chang, further enhancing his innovative endeavors and fostering a culture of creativity and excellence.

Conclusion: Wai-Yi Lien's innovative spirit and dedication to semiconductor technology have solidified his position as a trailblazer in the field. His patents and collaborations stand as a testament to his ingenuity and commitment to pushing the boundaries of technological advancement.

I hope this article provides you with valuable insights into the remarkable journey of inventor Wai-Yi Lien. If you have any more specific requests or need further information, feel free to let me know!