Hsinchu, Taiwan

Tao-Cheng Liu

This inventor holds 23 USPTO granted patents and 10 published patent applications, primarily in Photonic Devices. Top assignees: Taiwan Semiconductor Manufacturing Comp. Ltd., Macronix International Co., Ltd.. Active years: 2007-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tao-Cheng Liu. Retrieved from https://idiyas.com/inventor/tao-cheng-liu

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

USPTO Granted Patents = 23 

% Patents Active = 91.3

Average Co-Inventor Count = 3.1

ph-index = 2

Forward Citations = 19(Granted Patents)


Company Filing History:


Years Active: 2007-2026

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Areas of Expertise:
Photonic Device
Deep Trench Capacitor
Semiconductor Structure
Micro-Electromechanical System
Quantum Effect Length
Trench Protection
Circular Grating Structure
Fabrication Methods
Multi-Tier Capacitor
Field Plate
Isolation Techniques
LDMOS Device
23 patents (USPTO):Explore Patents

Title: Innovations and Achievements of Tao-Cheng Liu

Introduction: Tao-Cheng Liu is a prominent inventor based in Hsinchu, Taiwan, known for his significant contributions in the field of photonics and micro-electromechanical systems (MEMS). With a remarkable portfolio comprising 18 patents, Liu continues to push the boundaries of technology through his innovative solutions.

Latest Patents: Among his latest patents, Tao-Cheng Liu introduced a groundbreaking photonic device and method that enhances quantum effect length. This method involves forming a cavity in a substrate that extends from a first surface to a second surface, with sidewall spacers on the sidewalls of the substrate. Furthermore, a semiconductor layer is strategically placed in the cavity, creating a structure designed to maximize efficiency. Another of his notable inventions is a MEMS device featuring a metallic movable part. This device consists of a movable comb structure located within an enclosure cavity, configured to generate electrical output signals based on the lateral movement of its components.

Career Highlights: Throughout his career, Liu has made significant advancements while working for leading companies in the semiconductor industry. He has held key positions at Taiwan Semiconductor Manufacturing Company (TSMC) and Macronix International Co., Ltd., where he honed his technical expertise and contributed to pioneering projects.

Collaborations: Liu has collaborated with esteemed colleagues such as Tsai-Hao Hung and Shih-Chi Kuo, whose expertise has helped foster an environment of innovation and productivity. These collaborations have resulted in the development of cutting-edge technologies that have been instrumental in advancing the field.

Conclusion: Tao-Cheng Liu's innovative spirit and commitment to research have led to a prolific output of patents that significantly impact the technology landscape. His work in photonics and MEMS positions him as a key figure in the industry, inspiring future generations of inventors. As he continues to innovate, the implications of his work will undoubtedly resonate in various technological applications.

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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