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Osaka, JP
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Patents Grants
last 30 patents
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Patent Grant
Non-copper-plated solid wire for carbon dioxide gas shielded arc we...
Patent number
6,989,510
Issue date
Jan 24, 2006
Kiswel Ltd.
Yukio Yamaoka
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Solid wire for arc welding
Patent number
6,906,286
Issue date
Jun 14, 2005
Kiswel Ltd.
Yamaoka Yukio
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Welding solid wire with high feeding performance
Patent number
6,787,735
Issue date
Sep 7, 2004
Kiswel Ltd.
Yukio Yamaoka
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Quenched and tempered steel wire with excellent cold forging proper...
Patent number
6,752,880
Issue date
Jun 22, 2004
Samhwa Steel Co., Ltd.
Soon-Tae Ahn
C21 - METALLURGY OF IRON
Patents Applications
last 30 patents
Information
Patent Application
Quenched and tempered steel wire with excellent cold forging proper...
Publication number
20040206426
Publication date
Oct 21, 2004
Samhwa Steel Co., Ltd.
Soon-Tae Ahn
C21 - METALLURGY OF IRON
Information
Patent Application
SOLID WIRE FOR ARC WELDING
Publication number
20040050835
Publication date
Mar 18, 2004
KISWEL LTD.
Yamaoka Yukio
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Non-copper-plated solid wire for carbon dioxide gas shielded arc we...
Publication number
20030164360
Publication date
Sep 4, 2003
Yukio Yamaoka
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Quenched and tempered steel wire with excellent cold forging proper...
Publication number
20030066576
Publication date
Apr 10, 2003
Soon-Tae Ahn
C21 - METALLURGY OF IRON