Hsinchu, Taiwan

Chia-Der Chang

This inventor holds 39 USPTO granted patents and 4 published patent applications, primarily in Semiconductor Devices. Top assignees: Taiwan Semiconductor Manufacturing Comp. Ltd., Taiwan Semiconductor Manufacturing Co., Ltd.. Active years: 2000-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Chia-Der Chang. Retrieved from https://idiyas.com/inventor/chia-der-chang

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

USPTO Granted Patents = 39 

% Patents Active = 89.7

Average Co-Inventor Count = 3.5

ph-index = 4

Forward Citations = 77(Granted Patents)


Location History:

  • Chia-I, TW (2000)
  • Hsin-Chu, TW (2004 - 2024)

Company Filing History:


Years Active: 2000-2026

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Areas of Expertise:
Isolation Structures
Semiconductor Devices
FinFET Technology
Interconnect Structures
MOSFET Fabrication
Metal Gate Structure
MIM Capacitor
T-Shaped Profile
Ultra-Thin Fin Structure
Low Power SRAM
Shallow Trench Isolation
Gate Oxide Damage
39 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Chia-Der Chang in Semiconductor Technology

Introduction: Chia-Der Chang, a prominent inventor located in Hsinchu, Taiwan, has made significant strides in the field of semiconductor technology. With an impressive portfolio of 35 patents, Chang's innovative work continues to advance the capabilities and efficiencies of semiconductor devices.

Latest Patents: Among his recent patents, two stand out for their contributions to semiconductor device design. The first, titled "Isolation Structures for Semiconductor Devices," introduces a semiconductor device incorporating unique isolation structures. This invention features paired fin and gate structures, optimized for physical contact, enhancing device performance.

The second patent, "Source/Drain Structure for Semiconductor Device," details a method for creating a fin structure composed of a channel layer and a buffer layer. This innovative approach includes the formation of a recess structure with a bottom surface over the buffer layer, facilitating the development of epitaxial layers with varying atomic concentrations of germanium. These advancements represent a leap forward in the design and manufacturing processes of semiconductor devices.

Career Highlights: Chia-Der Chang currently works at Taiwan Semiconductor Manufacturing Company Limited, one of the industry leaders in semiconductor technology. His dedication and technical expertise have contributed to the company's reputation for excellence and innovation in semiconductor manufacturing.

Collaborations: Throughout his career, Chang has collaborated with respected colleagues such as Guan-Jie Shen and Guo-Chiang Chi. These partnerships have fostered an environment of innovation, allowing them to tackle complex challenges in the semiconductor field together.

Conclusion: Chia-Der Chang's contributions to semiconductor technology through his numerous patents and collaborations exemplify the spirit of innovation. His work not only improves semiconductor devices but also paves the way for future advancements in the industry. As semiconductor technology continues to evolve, the influence of innovators like Chang will remain pivotal in shaping its future.

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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