Gunpo, South Korea

Gyung Cheol Lee

This inventor holds 5 USPTO granted patents. Top assignee: Hyundai Motor Company. Active years: 2005-2008.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Gyung Cheol Lee. Retrieved from https://idiyas.com/inventor/gyung-cheol-lee

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


% Patents Active = 60.0

Average Co-Inventor Count = 4.4

ph-index = 2

Forward Citations = 11(Granted Patents)


Company Filing History:


Years Active: 2005-2008

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5 patents (USPTO):Explore Patents

Title: The Innovative Mind of Gyung Cheol Lee

Introduction

Gyung Cheol Lee is a notable inventor based in Gunpo, South Korea, recognized for his contributions to the automotive industry. With a total of five patents to his name, he is playing a significant role in the evolution of vehicle transmission systems, specifically within Hyundai Motor Company.

Latest Patents

Lee's latest inventions focus on advancing automatic transmission technology. His innovative design for a six-speed powertrain of an automatic transmission integrates three simple planetary gear sets. This approach allows the output element to function as a single piece, eliminating the need to combine it with a clutch. As a result, the torque load on each clutch is reduced, which enhances durability and minimizes the length of the transmission system.

Additionally, another of his recent patents involves achieving six forward speeds along with one reverse speed by using two single pinion planetary gear sets alongside a double pinion planetary gear set. In this design, one planetary gear of the double pinion planetary gear set is interconnected with an adjacent planetary gear from the second single pinion planetary gear set through a common planet carrier. This structure enables independent rotation, while the integration of at least two ring gears improves strength along the axial direction.

Career Highlights

Gyung Cheol Lee's innovative work has made a significant impact at Hyundai Motor Company, where he has been instrumental in developing advanced transmission technologies. His patents reflect a commitment to enhancing automotive performance through innovative engineering solutions.

Collaborations

Throughout his career, Lee has collaborated with colleagues such as Hyu Tae Shim and Ki Been Lim. Their teamwork and shared expertise continue to foster innovations that push the boundaries of what is possible in automobile engineering.

Conclusion

Gyung Cheol Lee stands out as a remarkable inventor whose contributions are reshaping the landscape of automatic transmission technology. His inventive spirit and collaborative approach at Hyundai Motor Company pave the way for the future of automotive engineering, making him a key player in this ever-evolving 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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