Suwon, South Korea

Ji Sung Lee

This inventor holds 4 USPTO granted patents and 2 published patent applications. Top assignees: Hyundai Motor Company, Kia Corporation, Kia Motors Corporation. Active years: 2003-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ji Sung Lee. Retrieved from https://idiyas.com/inventor/ji-sung-lee

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

Calculating rank
USPTO Granted Patents = 4 

% Patents Active = 100.0

Average Co-Inventor Count = 1.7

ph-index = 1

Forward Citations = 2(Granted Patents)


Location History:

  • Hwaseong-si, KR (2022)
  • Suwon-si, KR (2003 - 2024)

Company Filing History:


Years Active: 2003-2025

Loading Chart...
4 patents (USPTO):Explore Patents

Title: Ji Sung Lee - Innovator in Hydrogen Storage Technologies

Introduction

Ji Sung Lee is a prominent inventor based in Suwon, South Korea. He has made significant contributions to the field of hydrogen storage technologies, holding a total of 4 patents. His innovative approaches aim to enhance the efficiency and effectiveness of hydrogen storage systems.

Latest Patents

One of his latest patents is a hydrogen compression system. This system includes an inner container made of a non-magnetic element, featuring a hydrogen inlet/outlet portion for the flow of hydrogen. It also incorporates a metal hydride material within the inner container, an outer container that surrounds the inner container, and an induction heating unit positioned between the two containers. This design simplifies the structure and process for heating the metal hydride material, allowing for quick and accurate temperature control.

Another notable patent is a solid hydrogen storage system. This system consists of multiple storages that utilize two or more types of solid hydrogen storage materials with varying magnetic intensities. It includes a storage container to accommodate these storages and a coil inside the container that applies a variable magnetic field to the storages. This innovative design enhances the efficiency of solid hydrogen storage.

Career Highlights

Ji Sung Lee has worked with notable companies such as Hyundai Motor Company and Kia Corporation. His experience in these leading automotive firms has contributed to his expertise in developing advanced hydrogen storage solutions.

Collaborations

Throughout his career, Ji Sung Lee has collaborated with talented individuals, including Ji Hye Park and Jun Seok Seo. These collaborations have fostered innovation and the development of cutting-edge technologies in hydrogen storage.

Conclusion

Ji Sung Lee's work in hydrogen storage technologies showcases his commitment to innovation and efficiency. His patents reflect a deep understanding of the challenges in hydrogen storage and present practical solutions for the future.

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]
Loading…