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Soichi Aoyama
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Tokyo, JP
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last 30 patents
Information
Patent Grant
Multiple bar straightening and cutting system in bar steel rolling...
Patent number
6,279,367
Issue date
Aug 28, 2001
NKK Corporation
Akio Mehara
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Continuous rolling method
Patent number
5,787,565
Issue date
Aug 4, 1998
NKK Corporation
Giichi Matsuo
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Continuous rolling method of cast billets
Patent number
5,774,973
Issue date
Jul 7, 1998
NKK Corporation
Soichi Aoyama
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Apparatus for joining billets in continuous rolling mill
Patent number
5,719,368
Issue date
Feb 17, 1998
NKK Corporation
Koji Okushima
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Method and apparatus for removing burrs from joined billets in a co...
Patent number
5,709,585
Issue date
Jan 20, 1998
NKK Corporation
Giichi Matsuo
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...