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Inventor

CHANG JOONYEON

KR9 patents
⚠️ This page may combine multiple inventors who share the name “CHANG JOONYEON”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

KOREA INST SCI & TECH

7 patents

SONG JIN-DONG

1 patent

SEOUL NAT UNIV R&DB FOUNDATION

1 patent