Hwang-Kyu Hwang

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Pohang, KR

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Patents Grantslast 30 patents

Information Patent Grant
Method of bonding metal plates, apparatus therefor and hot strip mill
- Patent number 6,955,287
- Issue date Oct 18, 2005
- Hitachi, Ltd.
- Kenji Horii
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
Method of bonding metal plates, apparatus therefor and hot strip mill
- Publication number 20010017312
- Publication date Aug 30, 2001
- HITACHI, LTD., POHANG IRON & STEEL CO., LTD.
- kenji Horii
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...