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Nagoya, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Honeycomb panel structure
Patent number
4,931,340
Issue date
Jun 5, 1990
Sumitomo Light Metal Industries, Ltd.
Takeaki Baba
B32 - LAYERED PRODUCTS
Information
Patent Grant
Aluminum brazing material for use in aluminum heat exchanger
Patent number
4,785,092
Issue date
Nov 15, 1988
Sumitomo Light Metal Industrial, Ltd.
Keizo Nanba
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Aluminum brazing material for use in aluminum heat exchanger
Patent number
4,781,888
Issue date
Nov 1, 1988
Sumitomo Precision Products Co., Ltd.
Michiki Hagiwara
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Fin stock material for use in plate fin heat exchanger adapted for...
Patent number
4,673,551
Issue date
Jun 16, 1987
Sumitomo Light Metal Industries, Ltd.
Yoshihiko Sugiyama
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Aluminum brazing alloy
Patent number
4,636,356
Issue date
Jan 13, 1987
Sumitomo Precision Products Co., Ltd.
Shosuke Iwasaki
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Method of producing aluminum alloy structures
Patent number
4,626,295
Issue date
Dec 2, 1986
Sumitomo Precision Products Co., Ltd.
Kantaro Sasaki
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR