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Inventor

JUNG HAN-SHIN

KR6 patents
⚠️ This page may combine multiple inventors who share the name “JUNG HAN-SHIN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

KIM HAK-JAE

3 patents

DONG A TEACHING MATERIALS CO L

1 patent

DONG A TEACHING MATERIALS CO LTD

1 patent

KIM CHUNG KYUNG

1 patent