For the Inventor, By the Inventor

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Seoul, South Korea

Dongbu Metal Co., Ltd.

USPTO Granted Patents = 1

Forward Citations = 0

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6 inventors (with patents filed for the assignee):

Young-eun Lee (1 out of 8 patents)

Chan-Soo Park (1 out of 5 patents)

Dong-Shik Min (1 out of 1 patent)

4. Hai-Chang Cho (1 out of 1 patent)

5. Kwang-Jung Lee (1 out of 1 patent)

6. Sung-Hwan Hong (1 out of 1 patent)

1 patent: Sort by Forward Citations

1. 8268036 - Process for production of ultra low phosphorous and carbon ferromanganese by using of ferromanganese slag (2012-09-18),

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USPTO Data Jan 1 1976 - Dec 30 2025

1 Patents

#1,762 in Seoul

#5,509 in South Korea

Seoul, South Korea

Dongbu Metal Co., Ltd.

Forward Citations = 0

6 inventors:

Young-eun Lee (1 out of 8 patents)

Chan-Soo Park (1 out of 5 patents)

Dong-Shik Min (1 out of 1 patent)

4. Hai-Chang Cho (1 out of 1 patent)

5. Kwang-Jung Lee (1 out of 1 patent)

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