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Sang Seok Kim
Chungcheongnam-do
KR
2 patents
3 Patents
US12291029
2025
Apparatus and Method for Processing Substrate
SEMES CO., Ltd.
0 cites
US11959159
2024
Austenitic Stainless Steel Having Excellent Pipe-expandability and Age Cracking Resistance
POSCO CO., Ltd
0 cites
US11952649
2024
High-strength Stainless Steel
POSCO CO., Ltd
0 cites