Deok Chan AHN

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Patents Grantslast 30 patents

Information Patent Grant
Ferritic stainless steel having improved pipe-expanding workability...
- Patent number 12,123,067
- Issue date Oct 22, 2024
- POSCO Co., Ltd
- Il Chan Jung
- C21 - METALLURGY OF IRON
Information Patent Grant
Austenitic stainless steel having excellent pipe-expandability and...
- Patent number 11,959,159
- Issue date Apr 16, 2024
- POSCO Co., Ltd
- Sang Seok Kim
- C21 - METALLURGY OF IRON
Information Patent Grant
Ferritic stainless steel having excellent sound absorption properti...
- Patent number 11,740,038
- Issue date Aug 29, 2023
- POSCO Co., Ltd
- Il Chan Jung
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Ferritic stainless steel having reduced carbon sludge adsorption fo...
- Patent number 11,634,801
- Issue date Apr 25, 2023
- POSCO Co., Ltd
- Il Chan Jung
- C21 - METALLURGY OF IRON

Patents Applicationslast 30 patents

Information Patent Application
AUSTENITIC STAINLESS STEEL HAVING EXCELLENT PIPE-EXPANDABILITY AND...
- Publication number 20220049333
- Publication date Feb 17, 2022
- POSCO
- Sang Seok KIM
- C21 - METALLURGY OF IRON
Information Patent Application
TI- AND NB-ADDED FERRITIC STAINLESS STEEL EXCELLENT IN LOW-TEMPERAT...
- Publication number 20210310105
- Publication date Oct 7, 2021
- POSCO
- Jong Chul Kim
- C21 - METALLURGY OF IRON
Information Patent Application
FERRITIC STAINLESS STEEL HAVING REDUCED CARBON SLUDGE ADSORPTION FO...
- Publication number 20210147966
- Publication date May 20, 2021
- POSCO
- Il Chan Jung
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Application
FERRITE-BASED STAINLESS STEEL HAVING IMPROVED PIPE-EXANDING WORKABI...
- Publication number 20200385837
- Publication date Dec 10, 2020
- POSCO
- Il Chan Jung
- C21 - METALLURGY OF IRON
Information Patent Application
FERRITIC STAINLESS STEEL HAVING EXCELLENT SOUND ABSORPTION PROPERTI...
- Publication number 20200033077
- Publication date Jan 30, 2020
- POSCO
- Il Chan JUNG
- B22 - CASTING POWDER METALLURGY