Hwaseong, South Korea

Sung Won Lee

This inventor holds 31 USPTO granted patents and 8 published patent applications and 3 EPO patents, primarily in Hydrogen Engine Technology. Top assignees: Hyundai Motor Company, Kia Motors Corporation, Kia Corporation. Active years: 2006-2026.

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

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

USPTO Granted Patents = 31 

% Patents Active = 83.9


Average Co-Inventor Count = 3.5

ph-index = 3

Forward Citations = 34(Granted Patents)


Location History:

  • Hwaseong, KR (2006)
  • Seongnam-si, KR (2016 - 2017)
  • Gwangmyeong-si, KR (2019)
  • Gyeonggi-do, KR (2014 - 2023)
  • Hwaseong-si, KR (2019 - 2024)

Company Filing History:


Years Active: 2006-2026

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Areas of Expertise:
Hydrogen Engine
Water Management
Fuel Pump Module
Urea Filling
Vehicle Canister
Sensor Cleaning
Fuel Evaporation
Integrated Fuel Filter
Low Profile Bombe
Capless Filler Neck
Wind Deflector
Emotion Communication
31 patents (USPTO):Explore Patents

Title: Innovations of Sung Won Lee: A Pioneering Inventor in Hydrogen Technology and LPG Storage

Introduction: Sung Won Lee, a prominent inventor based in Hwaseong-si, South Korea, has made significant contributions to the fields of hydrogen technology and liquefied petroleum gas (LPG) storage. With a remarkable portfolio of 26 patents, Lee's innovations are paving the way for advancements in energy management and efficiency.

Latest Patents: Among his most recent patents, Lee developed a water management system for a hydrogen engine. This innovative system reduces the capacity required for a water tank used for cooling, eliminating the need for separate replenishment. The water management system comprises a water tank module, a water pump, and an exhaust line that channels water vapor from the hydrogen engine back into the water tank. Another notable patent is the low profile flat bombe for LPG storage, which features a uniquely designed flat bombe body with upper and lower plates connected by support pipes. This design enhances the structural integrity and efficiency of LPG storage, while a new manufacturing method supports streamlined production.

Career Highlights: Throughout his career, Lee has worked with renowned companies, including Hyundai Motor Company and Kia Motors Corporation. His role in these organizations has allowed him to leverage his inventive skills to develop cutting-edge technologies that contribute to the automotive and energy sectors.

Collaborations: Lee has collaborated closely with talented coworkers, such as Tae Yoon Lee and Seung Hoon Choi. These partnerships highlight the importance of teamwork in fostering innovation and advancing technological developments.

Conclusion: Sung Won Lee's achievements in patenting innovative solutions reflect his dedication to enhancing energy efficiency and sustainability. With his cutting-edge inventions, Lee continues to inspire future generations of inventors and engineers in the pursuit of groundbreaking innovations.

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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