Ansan, South Korea

Dongjun Lee

This inventor holds 2 USPTO granted patents and 1 published patent application. Top assignees: Hyundai Motor Company, Faurecia Korea Ltd., Kia Corporation. Active years: 2016-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Dongjun Lee. Retrieved from https://idiyas.com/inventor/dongjun-lee-8lq0ry2a

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

USPTO Granted Patents = 2 

% Patents Active = 100.0

Average Co-Inventor Count = 4.0

ph-index = 1


Company Filing History:


Years Active: 2016-2025

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2 patents (USPTO):Explore Patents

Title: Innovations by Dongjun Lee: Pioneering Advances in Automotive Technology

Introduction

Dongjun Lee, an inventive mind located in Ansan-Si, South Korea, is recognized for his contributions to automotive technology. With a prolific portfolio that includes two patents, Lee continues to push the envelope in vehicle engineering and environmental sustainability.

Latest Patents

Dongjun Lee’s latest innovations include two significant patents that enhance vehicle performance and reduce environmental impact. The first patent is for a **Catalytic Converter of Vehicle**, designed to optimize the reduction of nitrogen oxides and capture particulate matter. This innovative catalytic converter features an LNT converter equipped with a catalyst that reduces nitrogen oxides, an SDPF converter to capture particulate matter, and a sophisticated connection housing that integrates an injection module for the reducing agent. It also includes an impactor for atomizing the reducing agent and guide mixers that promote efficient exhaust gas flow.

The second patent, titled **Power Supply System and Method for Charging Battery of Vehicle**, outlines a charging system designed to improve battery efficiency. This system comprises a charger and a charging controller that operates based on input voltage from an auxiliary battery and an external AC power source. It employs diodes for managing the flow of DC voltage, ensuring optimal charging of the vehicle's battery.

Career Highlights

Throughout his career, Dongjun Lee has made notable strides while working with leading automotive companies such as Hyundai Motor Company and Kia Corporation. His experience in these esteemed organizations has allowed him to apply his innovative ideas to practical applications in the automotive industry.

Collaborations

Lee has collaborated with several talented individuals, including colleagues Hun Kong and Gyu Hyeong Choe. These partnerships have fostered a creative environment that facilitates the exploration and development of advanced automotive technologies.

Conclusion

Dongjun Lee stands as a testament to the power of innovation within the automotive sector. His latest patents reflect a commitment to enhancing vehicle functionality and reducing environmental impact. With a promising career and significant contributions, Dongjun Lee is undoubtedly a forward-thinking inventor shaping the future of automotive technology.

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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