Seong Soo Ahn

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Pohang, KR

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Patents Grantslast 30 patents

Information Patent Grant
High-strength steel sheet with excellent low temperature toughness...
- Patent number 8,647,564
- Issue date Feb 11, 2014
- Posco
- Seong Soo Ahn
- C21 - METALLURGY OF IRON

Patents Applicationslast 30 patents

Information Patent Application
Method of Manufacturing a Steel Plate for Linepipe having Ultra-Hig...
- Publication number 20140158259
- Publication date Jun 12, 2014
- POSCO
- Seong Soo Ahn
- C21 - METALLURGY OF IRON
Information Patent Application
High-Strength Steel Sheet with Excellent Low Temperature Toughness...
- Publication number 20100258219
- Publication date Oct 14, 2010
- POSCO
- Seong Soo Ahn
- C21 - METALLURGY OF IRON
Information Patent Application
STEEL PLATE FOR LINEPIPE HAVING ULTRA-HIGH STRENGTH AND EXCELLENT L...
- Publication number 20100074794
- Publication date Mar 25, 2010
- POSCO
- Seong Soo Ahn
- C21 - METALLURGY OF IRON