% Expired Patents = 66.7

EPO Patents = 4

Forward Citations = 17

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13 inventors (with patents filed for the assignee):

Sihyun Joo (2 out of 23 patents)

Nae Seung Kang (2 out of 6 patents)

Jungsang Min (2 out of 23 patents)

4. Sam Min Park (2 out of 4 patents)

5. Jun Sam Choi (2 out of 2 patents)

6. Jongmin Oh (2 out of 11 patents)

7. Shim Soo Kim (2 out of 3 patents)

8. Gyu Ho Kim (2 out of 3 patents)

9. Sang Kyu Choi (1 out of 2 patents)

10. Ju Min Kim (1 out of 1 patent)

11. Ho Nam Kim (1 out of 1 patent)

12. Ki Woong Park (1 out of 1 patent)

13. Dong Ho Lee (1 out of 55 patents)

14. Dong Pil Byoen (1 patent)

15. Je Hun Oh (1 patent)

6 patents: Sort by Forward Citations

1. 11320940 - Touch control device and vehicle having the same (2022-05-03),

2. 10836350 - Apparatus and method for controlling door unlocking of automobile (2020-11-17),

3. 10732780 - Touch input device having connection member electrically connecting sensor electrode and printed circuit board by contact and method for manufacturing the same (2020-08-04),

4. 10504309 - Method for preventing relay-attack on smart key system (2019-12-10),

5. 10308221 - Method for preventing relay attack on vehicle smart key system (2019-06-04),

6. 10137861 - Slim-type smart card key of vehicle and control method therefor (2018-11-27),

Company Overview

Seoyon Electronics Co., Ltd. is a leading electronic products manufacturer specializing in automotive components. With a strong focus on innovation and quality, the company has established itself as a trusted supplier to major automotive companies worldwide. Seoyon Electronics Co., Ltd. offers a wide range of products including sensors, switches, and control units, delivering cutting-edge technology to enhance vehicle performance and safety.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

6 Patents

#42 in Suwon

#1,619 in South Korea

Suwon, South Korea

Seoyon Electronics Co., Ltd.

Forward Citations = 17

13 inventors:

Sihyun Joo (2 out of 23 patents)

Nae Seung Kang (2 out of 6 patents)

Jungsang Min (2 out of 23 patents)

4. Sam Min Park (2 out of 4 patents)

5. Jun Sam Choi (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Seoyon Electronics Co., Ltd.. Retrieved from https://idiyas.com/company/seoyon-electronics-company

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

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]

4 patents (EPO):

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]