Masao KAMADA

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Gas shielded arc-welding flux cored wire
- Patent number 6,140,607
- Issue date Oct 31, 2000
- Nippon Steel Welding Products & Engineering Co., Ltd.
- Masao Kamada
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Iron base Si--Mn alloy or iron base Si--Mn--Ni alloy having good cr...
- Patent number 5,968,449
- Issue date Oct 19, 1999
- Nippon Steel Welding Products & Engineering Co., Ltd.
- Koichi Aoki
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Flux cored wires for gas shielded arc welding
- Patent number 5,903,814
- Issue date May 11, 1999
- Nippon Steel Welding Products & Engineering Co., Ltd.
- Toshihiro Miura
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Methods for manufacturing tubes filled with powdery and granular su...
- Patent number 5,192,016
- Issue date Mar 9, 1993
- Nippon Steel Corporation
- Nobuo Araki
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
METAL-BASED FLUX CORD WIRE FOR AR-CO2 MIXED GAS SHIELDED ARC WELDING
- Publication number 20090242536
- Publication date Oct 1, 2009
- NIPPON STEEL & SUMIKIN WELDING CO., LTD.
- Shushiro NAGASHIMA
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR