Seoul, South Korea

Chungdahm Learning, Inc.


USPTO Granted Patents = 2

Trademarks = 4

Forward Citations = 4

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5 inventors (with patents filed for the assignee):

goldMedal Mu Jung Kim (2 out of 2 patents)

silverMedal Jun Su Kim (2 out of 3 patents)

bronzeMedal Sung Hoon Chun (1 out of 1 patent)

4 Young Nam Kim (1 out of 4 patents)

5 Tae Jung Kim (1 out of 1 patent)


2 patents:

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USPTO Data Jan 1 1976 - Dec 9 2025

2 Patents

#1,166 in Seoul

#3,600 in South Korea

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Seoul, South Korea
Forward Citations = 4

5 inventors:

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