Seoul, South Korea

Kyung Sub Lee

This inventor holds 2 USPTO granted patents and 1 published patent application. Top assignees: Hyundai Motor Company, Lg Household & Health Care Ltd., Sejong University. Active years: 2011-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kyung Sub Lee. Retrieved from https://idiyas.com/inventor/kyung-sub-lee-ak4oywqc

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

Calculating rank
USPTO Granted Patents = 2 

% Patents Active = 50.0

Average Co-Inventor Count = 4.0

ph-index = 1


Company Filing History:


Years Active: 2011-2025

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2 patents (USPTO):Explore Patents

Title: Kyung Sub Lee: Innovator in Dental and Fuel Cell Technologies

Introduction

Kyung Sub Lee is a notable inventor based in Seoul, South Korea. He has made significant contributions to the fields of dental hygiene and fuel cell technology. With a total of 2 patents, his work reflects a commitment to innovation and practical solutions.

Latest Patents

Kyung Sub Lee's latest patents include an interdental brush and a manufacturing method for Ni-doped titanium oxide nanotube-shaped powder. The interdental brush features a base part with a handle that is easy to grip, a core that tapers in thickness, and a soft part designed for comfort and effectiveness in cleaning between teeth. The soft part is made from elastic material and includes an anti-slip feature. His second patent outlines a method for producing Ni-doped titanium oxide nanotube-shaped powder, which is essential for creating a sheet film used in high-pressure hydrogen tanks for fuel cell vehicles. This method involves mixing the powder with a binder and compressing the mixture, showcasing his innovative approach to material science.

Career Highlights

Kyung Sub Lee has worked with prominent companies such as LG Household & Health Care Ltd. and Hyundai Motor Company. His experience in these organizations has allowed him to develop and refine his inventions, contributing to advancements in both consumer health products and automotive technologies.

Collaborations

Some of his notable coworkers include Hye Ju Yu and Wan Sik Jang. Their collaboration has likely fostered a creative environment that encourages innovation and the development of new technologies.

Conclusion

Kyung Sub Lee's contributions to dental hygiene and fuel cell technology exemplify the spirit of innovation. His patents not only address practical needs but also pave the way for future advancements in these fields.

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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