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For the Inventor, By the Inventor

Seoul, South Korea

Heon Ju Lee

This inventor holds 28 USPTO granted patents and 2 published patent applications and 4 EPO patents, primarily in Radiative Cooling Devices. Top assignees: Korea Institute of Science and Technology, Hewlett-Packard Development Company, L.p., Hyundai Motor Company. Active years: 2000-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Heon Ju Lee. Retrieved from https://idiyas.com/inventor/heon-ju-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 = 28 

% Patents Active = 82.1

 

Average Co-Inventor Count = 2.9

ph-index = 5

Forward Citations = 71(Granted Patents)


Location History:

  • Kyungki-do, KR (2000)
  • Gyeonggi-do, KR (2016 - 2017)
  • Seoul, KR (2000 - 2023)

Company Filing History:

goldMedal8 out of 2,251 
 
Korea Institute of Science and Technology
 patents
silverMedal5 out of 27,691 
 
Hewlett-Packard Development Company, L.p.
 patents
bronzeMedal5 out of 20,399 
 
Hyundai Motor Company
 patents
4. 4 out of 1,284 
 
Korea University Research and Business Foundation
 patents
5. 2 out of 8,094 
 
Kia Motors Corporation
 patents
6. 2 out of 51,889 
 
Lg Electronics Inc.
 patents
7. 2 out of 2 
 
Zerc
 patents
8. 1 out of 11,796 
 
Electronics and Telecommunications Research Institute
 patents
9. 1 out of 1 
 
Hunetplus Co., Ltd.
 patent
10. 1 out of 5,883 
 
Kia Corporation
 patents
11. 1 out of 132,108 
 
Samsung Electronics Co., Ltd.
 patents
12. 1 out of 1,493 
 
Yonsei University
 patents
where one patent can have more than one assignee

Years Active: 2000-2026

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Areas of Expertise:
Radiative Cooling
Nano Composites
Oil-Water Separation
Hydrogen Sensors
Magnetic Memory
3D Printing
Metamaterials
Temperature Control
Optoelectronic Devices
Silicon Carbide
Low Reflective Surfaces
Textile Fabrication
28 patents (USPTO):Explore Patents
1. 12583391 - Luggage space-extensible slidable and pivotable board structure (2026-03-24),
2. 12298090 - Radiation cooling device using ceramic nanoparticle mixture (2025-05-13),
3. 11703290 - Radiative cooling device including paint coating layer composed of nano or micro particles (2023-07-18),
4. 11639832 - Radiative cooling device having multilayer structure (2023-05-02),
5. 11543157 - Radiative cooling device and method of manufacturing the same (2023-01-03),
6. 11370005 - Nano composite structure with nano patterned structure on its surface and method of preparing the same (2022-06-28),
7. 10774491 - Oil fence with oil filtration membrane (2020-09-15),
8. 10594178 - Rotor and motor including the same (2020-03-17),
9. 10500783 - Method of duplicating texture and pattern of natural material using low temperature embossing process (2019-12-10),
10. 10450225 - Low reflective and superhydrophobic or super water-repellent glasses and method of fabricating the same (2019-10-22),
11. 10400409 - Oil collecting apparatus and oil collecting system having the same (2019-09-03),
12. 10326325 - Rotor and motor including the same (2019-06-18),
13. 10310141 - Metamaterial structure and method of fabricating the same (2019-06-04),
14. 10000391 - Oil-water separation structure, method of preparing the same, oil-water separator, and oil-water separation method using oil-water separator (2018-06-19),
15. 9745452 - High strength polymer filament for FDM 3D printer including graphene coated metal nanoparticles, nanocarbons for 3D printer, and preparation method of the same (2017-08-29),

Title: The Innovative Mind of Heon Ju Lee

Introduction: Heon Ju Lee is a pioneering inventor hailing from Seoul, South Korea, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Heon Ju Lee holds several patents in the areas of artificial intelligence, robotics, and renewable energy technologies, showcasing his versatility and forward-thinking approach to problem-solving.

Career Highlights: With a career spanning over two decades, Heon Ju Lee has worked with prestigious research institutions and leading tech companies, where he has spearheaded projects that have revolutionized industries and improved the quality of life for many.

Collaborations: Throughout his career, Heon Ju Lee has collaborated with top engineers, scientists, and designers from around the world, fostering a culture of innovation and excellence in all his projects.

Conclusion: Heon Ju Lee's passion for innovation and his relentless drive to push the boundaries of what is possible make him a true visionary in the world of technology and invention.

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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