For the Inventor, By the Inventor

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Seoul, South Korea

4En Incorporation

USPTO Granted Patents = 1

Forward Citations = 0

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5 inventors (with patents filed for the assignee):

A Rom Oh (1 out of 2 patents)

Yeon Kyu Lee (1 out of 1 patent)

Jung Woo Roh (1 out of 1 patent)

4. Han Ki Lee (1 out of 16 patents)

5. Woo Ram Kim (1 out of 2 patents)

1 patent: Sort by Forward Citations

1. 11578199 - Polyolefin-based resin composition for vehicle interior material comprising heat-treated waste coffee grounds (2023-02-14),

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USPTO Data Jan 1 1976 - Sep 15 2026

1 Patents

#1,950 in Seoul

#5,803 in South Korea

Seoul, South Korea

4En Incorporation

Forward Citations = 0

5 inventors:

A Rom Oh (1 out of 2 patents)

Yeon Kyu Lee (1 out of 1 patent)

Jung Woo Roh (1 out of 1 patent)

4. Han Ki Lee (1 out of 16 patents)

5. Woo Ram Kim (1 out of 2 patents)

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