Youngsoo CHUN

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Pohang-si, KR

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Patents Applicationslast 30 patents

Information Patent Application
METHODS FOR MANUFACTURING WIRE ROD FOR COLD FORGING AND SCREW PART,...
- Publication number 20250043376
- Publication date Feb 6, 2025
- POSCO CO., LTD.
- Byungin JUNG
- C21 - METALLURGY OF IRON
Information Patent Application
COLD FORGING WIRE ROD AND STEEL PART HAVING IMPROVED DELAYED FRACTU...
- Publication number 20250003038
- Publication date Jan 2, 2025
- POSCO Co., Ltd
- Youngsoo CHUN
- C21 - METALLURGY OF IRON
Information Patent Application
STEEL AND STEEL WIRE, WHICH ARE FOR SPRING, AND MANUFACTURING METHO...
- Publication number 20240344185
- Publication date Oct 17, 2024
- POSCO Co., Ltd
- Kwanho KIM
- C21 - METALLURGY OF IRON
Information Patent Application
WIRE ROD AND PART WITH IMPROVED DELAYED FRACTURE RESISTANCE, AND ME...
- Publication number 20240060162
- Publication date Feb 22, 2024
- POSCO Co., Ltd
- Youngsoo CHUN
- C21 - METALLURGY OF IRON
Information Patent Application
WIRE ROD AND PART, HAVING IMPROVED DELAYED FRACTURE RESISTANCE, FOR...
- Publication number 20240052454
- Publication date Feb 15, 2024
- POSCO Co., Ltd
- Youngsoo CHUN
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...