Chungju, South Korea

Chang Hak Yoo

This inventor holds 2 USPTO granted patents. Top assignees: Hyundai Motor Company, Hyundai Sungwoo Casting Co Ltd, Kia Corporatin. Active years: 2024-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Chang Hak Yoo. Retrieved from https://idiyas.com/inventor/chang-hak-yoo

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


% Patents Active = 100.0

Average Co-Inventor Count = 7.0

ph-index = 1


Company Filing History:


Years Active: 2024-2025

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2 patents (USPTO):Explore Patents

Title: Innovations by Chang Hak Yoo

Introduction

Chang Hak Yoo is a notable inventor based in Chungju-si, South Korea. He has made significant contributions to the field of vehicle wheel manufacturing, holding two patents that showcase his innovative approach to design and functionality.

Latest Patents

One of Chang Hak Yoo's latest patents is a vehicle wheel having an adjustable insert neck and a method for manufacturing the same. This method includes a casting process that creates a one-piece body with a forming end and a temporary flange. The design incorporates a resonance chamber forming groove, which enhances the wheel's performance. The manufacturing process also involves several steps, including primary shape machining, flow forming, friction stir welding, fine machining, and sound-absorbing hole machining. These processes work together to ensure the wheel is both durable and efficient.

Career Highlights

Throughout his career, Chang Hak Yoo has worked with prominent companies in the automotive industry, including Hyundai Motor Company and Hyundai Sungwoo Casting Co Ltd. His experience in these organizations has allowed him to refine his skills and contribute to innovative projects in vehicle design and manufacturing.

Collaborations

Chang Hak Yoo has collaborated with talented individuals in his field, including Jun Min Lee and Young Chan Kim. These partnerships have fostered a creative environment that encourages the development of groundbreaking technologies.

Conclusion

Chang Hak Yoo's contributions to vehicle wheel innovation demonstrate his expertise and commitment to advancing automotive technology. His patents reflect a deep understanding of manufacturing processes and design principles, making him a valuable figure in the 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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