Naoki Okuda

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Baked flux for submerged arc welding
- Patent number 4,764,224
- Issue date Aug 16, 1988
- Kabushiki Kaisha Kobe Seiko Sho
- Naoki Okuda
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Welding wire for use in submerged arc welding of Cr-Mo steels
- Patent number 4,561,888
- Issue date Dec 31, 1985
- Kabushiki Kaisha Kobe Seiko Sho
- Naoki Okuda
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Shielded metal arc welding electrode for Cr-Mo low alloy steels
- Patent number 4,503,129
- Issue date Mar 5, 1985
- Kabushiki Kaisha Kobe Seiko Sho
- Naoki Okuda
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Melting flux composition for submerged arc welding
- Patent number 4,338,142
- Issue date Jul 6, 1982
- Kobe Steel, Limited
- Naoki Okuda
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Multiple electrode submerged arc welding method
- Patent number 4,214,141
- Issue date Jul 22, 1980
- Kobe Steel, Ltd.
- Naoki Okuda
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR