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For the Inventor, By the Inventor

Incheon, South Korea

Itw Ef&c Korea LLC.

Calculating rank
USPTO Granted Patents = 8

Forward Citations = 1

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23 inventors (with patents filed for the assignee):

goldMedal Chun Ha Kim (5 out of 5 patents)

silverMedal Byung Jo Kim (4 out of 11 patents)

bronzeMedal Dong Won Yeon (3 out of 16 patents)

4.  Yong Seok Park (3 out of 17 patents)

5.  Seung Cheol Kim (3 out of 21 patents)

6.  Keong No Kim (2 out of 2 patents)

7.  Jae Hyun An (1 out of 29 patents)

8.  Kyu Rok Kim (1 out of 5 patents)

9.  Byoung Wook Kim (1 out of 7 patents)

10.  Seok Jun Oh (1 out of 8 patents)

11.  Kwang Ok Han (1 out of 12 patents)

12.  Yong Woo Lee (1 out of 50 patents)

13.  Young Jun Kim (1 out of 61 patents)

14.  Su Yeon Kang (1 out of 15 patents)

15.  Jeong Woong Son (1 out of 3 patents)


8 patents:

1. 12661957 - Roof air vent device (2026-06-23),
2. 12447796 - Headliner air vent device for a vehicle (2025-10-21),
3. 12203673 - Air ventilation apparatus using coanda effect and air ventilation method using coanda effect (2025-01-21),
4. 12109871 - Vehicle air vent apparatus with direct and indirect multifunction (2024-10-08),
5. 11999291 - Indoor lighting device of a vehicle and a lighting control system including the same (2024-06-04),
6. 11884139 - Air ventilation apparatus for vehicle using Coanda effect (2024-01-30),
7. 11878574 - Slim air vent for vehicle (2024-01-23),
8. 11820205 - Slim air vent for vehicle (2023-11-21),
Company Overview
ITW EF&C Korea LLC is a leading provider of electronic fastening and components solutions in Korea. With a strong focus on innovation and customer service, the company offers a wide range of high-quality products, including screws, nuts, and washers. ITW EF&C Korea LLC is committed to providing reliable and efficient solutions to meet the fastening needs of various industries.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 20 2026

8 Patents

#59 in Incheon, 402-040

#1,307 in South Korea

Incheon, KR
Incheon, South Korea

Itw Ef&c Korea LLC.

Forward Citations = 1

23 inventors:

goldMedal Chun Ha Kim (5 out of 5 patents)

silverMedal Byung Jo Kim (4 out of 11 patents)

bronzeMedal Dong Won Yeon (3 out of 16 patents)

4.  Yong Seok Park (3 out of 17 patents)

5.  Seung Cheol Kim (3 out of 21 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Itw Ef&c Korea LLC.. Retrieved from https://idiyas.com/company/itw-ef-and-c-korea

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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