For the Inventor, By the Inventor

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Iksan, Jeollabuk-do, South Korea

Iljin Copper Foil Co., Ltd.

USPTO Granted Patents = 2

Forward Citations = 5

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8 inventors (with patents filed for the assignee):

Jong Ho Ryu (1 out of 1 patent)

Chang Yol Yang (1 out of 1 patent)

Joung Ah Kang (1 out of 1 patent)

4. Byung Young Yoon (1 out of 1 patent)

5. Jin Su Park (1 out of 14 patents)

6. Jung Won Park (1 out of 2 patents)

7. Sang Beom Kim (1 out of 1 patent)

8. Jung Hwan Cho (1 out of 1 patent)

2 patents: Sort by Forward Citations

1. 8530749 - Copper foil attached to the carrier foil, a method for preparing the same and printed circuit board using the same (2013-09-10),

2. 8399883 - Nitrogen-oxide gas sensor with long signal stability (2013-03-19),

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USPTO Data Jan 1 1976 - Dec 30 2025

2 Patents

#1 in Iksan, Jeollabuk-do

#3,608 in South Korea

Iksan, Jeollabuk-do, South Korea

Iljin Copper Foil Co., Ltd.

Forward Citations = 5

8 inventors:

Jong Ho Ryu (1 out of 1 patent)

Chang Yol Yang (1 out of 1 patent)

Joung Ah Kang (1 out of 1 patent)

4. Byung Young Yoon (1 out of 1 patent)

5. Jin Su Park (1 out of 14 patents)

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