Tadashi Koseki

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Chiba, JP

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Patents Grantslast 30 patents

Information Patent Grant
Large-heat-input butt welded joints having excellent brittle fractu...
- Patent number 7,829,202
- Issue date Nov 9, 2010
- Nippon Steel Corporation
- Tadashi Ishikawa
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Welded structure having excellent resistance to brittle crack propa...
- Patent number 7,748,596
- Issue date Jul 6, 2010
- Nippon Steel Corporation
- Tadashi Ishikawa
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
Large-heat-input butt welded joints having excellent brittle fractu...
- Publication number 20070131316
- Publication date Jun 14, 2007
- Tadashi Ishikawa
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Welded structure having excellent resistance to brittle crack propa...
- Publication number 20070040001
- Publication date Feb 22, 2007
- Tadashi Ishikawa
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Weld structure having excellent resistance brittle crack propagatio...
- Publication number 20070000968
- Publication date Jan 4, 2007
- Tadashi Ishikawa
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR