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For the Inventor, By the Inventor

Busan, South Korea

Sungwoo Hitech Co., Ltd.

Calculating rank
USPTO Granted Patents = 84

% Expired Patents = 6.0


Forward Citations = 121

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127 inventors (with patents filed for the assignee):

goldMedal Mun Yong Lee (49 out of 49 patents)

silverMedal Mun-Yong Lee (6 out of 6 patents)

bronzeMedal Chang-Su Park (5 out of 6 patents)

4.  Kwang Hyun Kim (5 out of 6 patents)

5.  Sung Man Sohn (5 out of 5 patents)

6.  Byung Hag Park (4 out of 4 patents)

7.  Byung-Jun Park (4 out of 4 patents)

8.  Min Gwan Bae (3 out of 3 patents)

9.  Heui Bom Lee (3 out of 3 patents)

10.  Dongjin Lee (3 out of 4 patents)

11.  Juncheul Jung (3 out of 3 patents)

12.  Jeong Rok Yun (3 out of 5 patents)

13.  Sang Eon Park (3 out of 5 patents)

14.  Sungyong Park (3 out of 12 patents)

15.  Rae Hyeong Kim (3 out of 3 patents)


Core Competencies:
Battery Case Assembly
Spot Welding
Laser Welding
Vehicle Structural Members
Roll Forming
Self-Piercing Rivet
Bumper Beam
Manufacturing Method

84 patents:

1. 12431526 - Core for assembling cross member of battery case and core mounting jig (2025-09-30),
2. 12270233 - Vehicle door opening and closing apparatus (2025-04-08),
3. 12247606 - Clinching-type blind hybrid fastening apparatus (2025-03-11),
4. 12036891 - System and method of controlling battery connection for electric vehicle (2024-07-16),
5. 11901584 - Connection structure of terminal for battery (2024-02-13),
6. D998009 - Tape guide for spot welding machine (2023-09-05),
7. D997220 - Tape guide for spot welding machine (2023-08-29),
8. D992613 - Welding tip for spot welding machine using copper tape (2023-07-18),
9. D992612 - Welding tip for spot welding machine using copper tape (2023-07-18),
10. D989828 - Tape guide part for spot welding machine (2023-06-20),
11. 11480296 - Pressure vessel with boss attached liner (2022-10-25),
12. 11435031 - Pressure vessel (2022-09-06),
13. 11339923 - Pressure vessel (2022-05-24),
14. 11279414 - Center pillar for vehicle (2022-03-22),
15. 11231063 - Nut integrated with bracket and method of manufacturing the same (2022-01-25),
Company Overview
Sungwoo Hitech Co., Ltd., based in Busan, South Korea, specializes in the manufacturing of advanced vehicle components. The company focuses on innovative technologies such as battery case assembly, spot welding, and laser welding, contributing to the structural integrity and performance of vehicles. With expertise in roll forming and self-piercing rivets, Sungwoo Hitech plays a crucial role in the automotive industry, particularly in the production of bumper beams and other essential vehicle structural members.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 27 2026

84 Patents

#4 in Busan

#210 in South Korea

#9,059 in the World

Busan, KR
Busan, South Korea

Sungwoo Hitech Co., Ltd.

Forward Citations = 121

127 inventors:

goldMedal Mun Yong Lee (49 out of 49 patents)

silverMedal Mun-Yong Lee (6 out of 6 patents)

bronzeMedal Chang-Su Park (5 out of 6 patents)

4.  Kwang Hyun Kim (5 out of 6 patents)

5.  Sung Man Sohn (5 out of 5 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Sungwoo Hitech Co., Ltd.. Retrieved from https://idiyas.com/company/sungwoo-hitech-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]
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