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For the Inventor, By the Inventor

Hwaseong, South Korea

Seung Hun Chang

This inventor holds 21 USPTO granted patents and 3 published patent applications and 7 EPO patents, primarily in Vehicle Seating Technology. Top assignees: Hyundai Transys Incorporated, Hyundai Dymos Inc.. Active years: 2016-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Seung Hun Chang. Retrieved from https://idiyas.com/inventor/seung-hun-chang

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

USPTO Granted Patents = 21 

% Patents Active = 100.0

 

Average Co-Inventor Count = 1.0

ph-index = 1

Forward Citations = 12(Granted Patents)


Location History:

  • Gyeonggi-Do, KR (2016 - 2017)
  • Hwaseong-si, KR (2017 - 2024)

Company Filing History:

goldMedal11 out of 233 
 
Hyundai Transys Incorporated
 patents
silverMedal10 out of 78 
 
Hyundai Dymos Inc.
 patents

Years Active: 2016-2025

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Areas of Expertise:
Vehicle Recliner
Reclining Mechanism
Seat Recliner
Fluttering Prevention
Reclining Device
Vehicle Seat
Pumping Device
Reclining Apparatus
Seat Reclining Device
Automotive Innovation
Ergonomic Design
Comfort Engineering
21 patents (USPTO):Explore Patents
1. 12221019 - Vehicle recliner (2025-02-11),
2. 12214701 - Recliner for vehicle (2025-02-04),
3. 12017563 - Seat recliner for vehicles (2024-06-25),
4. 11553796 - Seat recliner (2023-01-17),
5. 11524611 - Seat reclining device (2022-12-13),
6. 11142102 - Reclining device for vehicle seat (2021-10-12),
7. 11124094 - Seat recliner for vehicle (2021-09-21),
8. 11014474 - Seat recliner for vehicle (2021-05-25),
9. 10913378 - Seat recliner for vehicle (2021-02-09),
10. 10850647 - Seat recliner for vehicle (2020-12-01),
11. 10836282 - Reclining device for vehicle seat (2020-11-17),
12. 10647224 - Fluttering prevention apparatus for lever of pumping device (2020-05-12),
13. 10532670 - Seat recliner for vehicle (2020-01-14),
14. 10493874 - Seat recliner for vehicle (2019-12-03),
15. 10434903 - Recliner for vehicle seat (2019-10-08),

Title: Seung Hun Chang: Pioneering Inventor from Hwaseong-si, KR

Introduction: Seung Hun Chang is a distinguished inventor hailing from Hwaseong-si, South Korea, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Seung Hun Chang holds several patents in the areas of electronics, telecommunications, and renewable energy, showcasing his versatility and ingenuity in inventing cutting-edge solutions.

Career Highlights: With a career spanning over two decades, Seung Hun Chang has worked with leading tech companies, research institutions, and universities, where he has spearheaded numerous projects that have revolutionized the industry.

Collaborations: Throughout his career, Seung Hun Chang has collaborated with top engineers, scientists, and designers, fostering a culture of innovation and excellence that has led to the development of revolutionary products and technologies.

Conclusion: Seung Hun Chang's passion for innovation, coupled with his relentless drive to push the boundaries of what is possible, has solidified his reputation as a visionary inventor and a true pioneer in the world of technology.

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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