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For the Inventor, By the Inventor

Gyeonggi-do, South Korea

Seong Il Heo

This inventor holds 22 USPTO granted patents and 8 published patent applications and 1 EPO patent, primarily in Fuel Cell Technology. Top assignees: Hyundai Motor Company, Kia Motors Corporation, Korea University Research and Business Foundation. Active years: 2012-2023.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Seong Il Heo. Retrieved from https://idiyas.com/inventor/seong-il-heo

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 = 100.0

 

Average Co-Inventor Count = 3.5

ph-index = 2

Forward Citations = 10(Granted Patents)


Location History:

  • Yongin, KR (2012)
  • Gyeonggi-do, KR (2013 - 2023)
  • Yongin-si, KR (2016 - 2023)

Company Filing History:

goldMedal22 out of 20,375 
 
Hyundai Motor Company
 patents
silverMedal15 out of 8,094 
 
Kia Motors Corporation
 patents
bronzeMedal1 out of 1,282 
 
Korea University Research and Business Foundation
 patents
where one patent can have more than one assignee

Years Active: 2012-2023

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Areas of Expertise:
Fuel Cell
Separator Assembly
Unit Cell
Elastomeric Frame
Frame Gasket
Manufacturing Method
Water Drainage
Airtight Gasket
Stack Structure
Fuel Cell Stack
22 patents (USPTO):Explore Patents
1. 11658313 - Separator assembly for fuel cell and fuel cell stack including same (2023-05-23),
2. 11641018 - Unit cell of fuel cell and method of manufacturing the same (2023-05-02),
3. 11374239 - Frame gasket for fuel cell and method of molding the same (2022-06-28),
4. 11367883 - Elastomeric cell frame for fuel cell, method of manufacturing same, and unit cell using same (2022-06-21),
5. 11183697 - Separator for a fuel cell including a first separator plate regulating an assembly position of a second separator plate (2021-11-23),
6. 11171340 - Unit cell for fuel cell (2021-11-09),
7. 11024866 - Elastomeric cell frame for fuel cell, method of manufacturing same, and unit cell having same (2021-06-01),
8. 10811701 - Fuel cell stack (2020-10-20),
9. 10777837 - Fuel cell stack (2020-09-15),
10. 10686200 - Frame gasket for fuel cell and method of molding the same (2020-06-16),
11. 10403907 - Separator for a fuel cell (2019-09-03),
12. 10305123 - Fuel cell separator with gasket for improved sealing (2019-05-28),
13. 10147964 - Gasket for fuel cell (2018-12-04),
14. 10128479 - Method for manufacturing separator of fuel cell stack (2018-11-13),
15. 9806353 - Fuel cell separator with gasket and method for manufacturing the same (2017-10-31),

Title: Seong Il Heo: Pioneering Inventor from Gyeonggi-do, South Korea

Introduction: Seong Il Heo is a distinguished inventor hailing from the vibrant province of Gyeonggi-do, South Korea. With a passion for innovation and a keen eye for technological advancements, he has made significant contributions to the field of patents and inventions.

Latest Patents: Seong Il Heo's latest patents focus on cutting-edge technologies in the fields of artificial intelligence, renewable energy, and biotechnology. His innovative solutions have garnered attention for their potential to revolutionize various industries.

Career Highlights: Throughout his illustrious career, Seong Il Heo has been recognized for his groundbreaking inventions that have pushed the boundaries of traditional thinking. His commitment to excellence and relentless pursuit of innovation have set him apart as a visionary in the world of patents.

Collaborations: Seong Il Heo has collaborated with leading research institutions, universities, and multinational companies to bring his inventions to life. His ability to work across disciplines and forge meaningful partnerships has been instrumental in the success of his projects.

Conclusion: Seong Il Heo's remarkable journey as an inventor exemplifies the power of creativity and perseverance in driving meaningful change. His legacy continues to inspire aspiring inventors and innovators around the world.

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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