Chisang Yoon

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Dangjin-Gun, KR

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Patents Grantslast 30 patents

Information Patent Grant
Heating furnace for press hardening process
- Patent number 8,142,712
- Issue date Mar 27, 2012
- Hyundai Steel Company
- Kanghee Ko
- C21 - METALLURGY OF IRON

Patents Applicationslast 30 patents

Information Patent Application
CONTINUOUS PRESS HARDENING PROCESS AND APPARATUS THEREFOR
- Publication number 20110073220
- Publication date Mar 31, 2011
- HYUNDAI STEEL COMPANY
- Taewoo Kwon
- C21 - METALLURGY OF IRON
Information Patent Application
HEATING FURNACE FOR PRESS HARDENING PROCESS
- Publication number 20110068518
- Publication date Mar 24, 2011
- HYUNDAI STEEL COMPANY
- Kanghee Ko
- C21 - METALLURGY OF IRON