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For the Inventor, By the Inventor

Seoul, South Korea

Kook Il Han

This inventor holds 22 USPTO granted patents and 7 published patent applications and 1 EPO patent, primarily in Fuel Cell Technology. Top assignees: Hyundai Motor Company, Kia Motors Corporation, Kia Corporation. Active years: 2012-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kook Il Han. Retrieved from https://idiyas.com/inventor/kook-il-han

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

Calculating rank
USPTO Granted Patents = 22 

% Patents Active = 95.5

 

Average Co-Inventor Count = 3.3

ph-index = 2

Forward Citations = 11(Granted Patents)


Location History:

  • Seoul, KR (2012 - 2020)
  • Gyeonggi-do, KR (2020 - 2023)
  • Seongnam-si, KR (2018 - 2024)

Company Filing History:

goldMedal22 out of 20,399 
 
Hyundai Motor Company
 patents
silverMedal9 out of 8,094 
 
Kia Motors Corporation
 patents
bronzeMedal2 out of 5,883 
 
Kia Corporation
 patents
4. 2 out of 2,251 
 
Korea Institute of Science and Technology
 patents
5. 1 out of 2,795 
 
Korea Advanced Institute of Science and Technology
 patents
where one patent can have more than one assignee

Years Active: 2012-2026

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Areas of Expertise:
Fuel Cell
Gas Diffusion Layer
Electrode Assembly
Catalyst Slurry
Membrane-Electrode Assembly
Stack Durability
Corrosion Resistance
Manufacturing Method
Operational Stability
Porous Separator
Mass Transfer Characteristics
22 patents (USPTO):Explore Patents
1. 12640385 - Method of manufacturing electricity generating assembly (2026-05-26),
2. 12206116 - Carbon support for fuel cell catalyst and method of manufacturing the same (2025-01-21),
3. 12002968 - Method of manufacturing catalyst slurry for fuel cells and method of manufacturing electrode for fuel cells using the same (2024-06-04),
4. 11688871 - Electrode for membrane-electrode assembly, method of manufacturing same and membrane-electrode assembly using same (2023-06-27),
5. 11581548 - Manufacturing method of support for catalyst of fuel cell (2023-02-14),
6. 11374233 - Gas diffusion layer for fuel cells and apparatus and method for manufacturing the same (2022-06-28),
7. 10826082 - Fuel cell and method for producing the same (2020-11-03),
8. 10629918 - Fuel cell stack with enhanced freeze-thaw durability (2020-04-21),
9. 10593957 - Gas diffusion layer for fuel cells and method of manufacturing the same (2020-03-17),
10. 10511043 - Gas diffusion layer for fuel cell applications (2019-12-17),
11. 10431838 - Gas diffusion layer for fuel cell applications (2019-10-01),
12. 10320008 - Porous separator for fuel cell (2019-06-11),
13. 10103392 - Membrane-electrode assembly (MEA) for fuel cells (2018-10-16),
14. 9923222 - Fuel cell with enhanced mass transfer characteristics (2018-03-20),
15. 9847535 - Fuel cell stack with enhanced freeze-thaw durability (2017-12-19),

Title: The Innovative Journey of Kook Il Han

Introduction: Kook Il Han, a visionary inventor hailing from Seoul, South Korea, has made significant contributions to the field of technology with his groundbreaking inventions.

Latest Patents: Kook Il Han holds several patents in the areas of artificial intelligence, renewable energy, and biotechnology, showcasing his diverse range of expertise and innovative spirit.

Career Highlights: With a career spanning over two decades, Kook Il Han has worked with leading research institutions and tech companies, consistently pushing the boundaries of what is possible in the world of innovation.

Collaborations: Throughout his career, Kook Il Han has collaborated with top scientists, engineers, and researchers globally, fostering a culture of creativity and excellence in all his projects.

Conclusion: Kook Il Han's relentless pursuit of innovation and his passion for creating a better future through technology make him a true pioneer in the world of inventions.

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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