Gwangyang, South Korea

Doo-Chan Chang

This inventor holds 1 USPTO granted patent. Top assignee: Posco Co., Ltd. Active years: 2024.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Doo-Chan Chang. Retrieved from https://idiyas.com/inventor/doo-chan-chang

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 4.0

ph-index = 1


Company Filing History:


Years Active: 2024

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1 patent (USPTO):Explore Patents

Title: The Innovations of Doo-Chan Chang

Introduction

Doo-Chan Chang is a notable inventor based in Gwangyang-si, South Korea. He has made significant contributions to the field of materials engineering, particularly in the production of hot-dip galvanized steel sheets. His work is essential for the automotive industry, where material properties are crucial for performance and aesthetics.

Latest Patents

Doo-Chan Chang holds a patent for a "Method for producing hot-dip galvanized steel sheet having excellent press formability and image clarity after painting." This innovative method enhances the quality of steel sheets used for automobile outer panels, ensuring they possess excellent press formability and clarity after painting. His patent is a testament to his expertise in developing advanced materials that meet industry demands.

Career Highlights

Chang is currently employed at Posco Co., Ltd., a leading steel manufacturer known for its commitment to innovation and quality. His role at Posco allows him to apply his knowledge and skills in a practical setting, contributing to the company's reputation as a pioneer in the steel industry.

Collaborations

Throughout his career, Doo-Chan Chang has collaborated with talented individuals such as Sun-Ho Jeon and Moon-Hi Hong. These collaborations have fostered an environment of innovation and creativity, leading to advancements in steel production techniques.

Conclusion

Doo-Chan Chang's contributions to the field of materials engineering, particularly through his patented methods, highlight his importance as an inventor. His work not only enhances the quality of automotive materials but also reflects the ongoing advancements in the steel industry.

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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