Naoki Okuda

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Fujisawa, JA

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Patents Grantslast 30 patents

Information Patent Grant
Method of preventing base metal end crack in arc welding and end ta...
- Patent number 4,046,988
- Issue date Sep 6, 1977
- Kobe Steel Ltd.
- Naoki Okuda
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Process for welding aluminum and aluminum alloys in horizontal weld...
- Patent number 4,037,078
- Issue date Jul 19, 1977
- Kobe Steel Ltd.
- Minoru Oishi
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method of vertical welding of aluminum and aluminum alloys
- Patent number 4,029,933
- Issue date Jun 14, 1977
- Kobe Steel Ltd.
- Minoru Oishi
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Process for narrow gap welding of aluminum alloy thick plates
- Patent number 4,019,018
- Issue date Apr 19, 1977
- Kobe Steel Ltd.
- Minoru Oishi
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Flux for use in submerged arc welding of steel
- Patent number 4,017,339
- Issue date Apr 12, 1977
- Kobe Steel Ltd.
- Naoki Okuda
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR