Kaoru Nagatani

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
High-strength welded steel pipe including weld metal having high co...
- Patent number 8,124,247
- Issue date Feb 28, 2012
- JFE Steel Corporation
- Naoya Hayakawa
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
HIGH-STRENGTH WELDED STEEL PIPE INCLUDING WELD METAL HAVING HIGH CO...
- Publication number 20100119861
- Publication date May 13, 2010
- JFE STEEL CORPORATION
- Naoya Hayakawa
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR