Atsushi Shiga

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Chiba, JP

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Patents Grantslast 30 patents

Information Patent Grant
Four-electrode submerged arc welding process
- Patent number 4,442,340
- Issue date Apr 10, 1984
- Kawasaki Steel Corporation
- Fumimaru Kawabata
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Both-side single layer, high speed submerged arc welding process
- Patent number 4,363,951
- Issue date Dec 14, 1982
- Kawasaki Steel Corporation
- Atsushi Shiga
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR