Koichi Shinada

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Sagamiharashi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Line pipe metal arc welded with wire alloy
- Patent number 5,723,089
- Issue date Mar 3, 1998
- Nippon Steel Corporation
- Rikio Chijiiwa
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method of reducing welding distortion in one side welding for joini...
- Patent number 5,550,347
- Issue date Aug 27, 1996
- Nippon Steel Corporation
- Tadashi Kasuya
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method of automatically welding rails
- Patent number 5,175,405
- Issue date Dec 29, 1992
- Nippon Steel Corporation
- Kenichi Karimine
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Low-hydrogen, low-nitrogen, low-oxygen welding flux
- Patent number 4,566,916
- Issue date Jan 28, 1986
- Nippon Steel Corporation
- Kyoichi Nagano
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR