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Hiroshi Hashikawa
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Osaka, JP
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Patents Grants
last 30 patents
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Patent Grant
Process for handling powder green compacts, and rare earth metal-ba...
Patent number
7,025,930
Issue date
Apr 11, 2006
Neomax Co. LTD
Shuhei Okumura
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Process for handling powder green compacts and rare earth metal-bas...
Patent number
6,537,488
Issue date
Mar 25, 2003
Sumitomo Special Metals Co., Ltd.
Shuhei Okumura
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Fabrication methods and equipment for granulated powders
Patent number
5,662,943
Issue date
Sep 2, 1997
Sumitomo Special Metals Company Limited
Osamu Yamashita
B22 - CASTING POWDER METALLURGY
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Patent Grant
Fabrication methods and equipment for granulated powders
Patent number
5,575,830
Issue date
Nov 19, 1996
Sumitomo Special Metals Co., Ltd.
Osamu Yamashita
B22 - CASTING POWDER METALLURGY
Patents Applications
last 30 patents
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Patent Application
Process for handling powder green compacts, and rare earth metal-ba...
Publication number
20030143100
Publication date
Jul 31, 2003
Sumitomo Special Metals Co., Ltd.
Shuhei Okumura
H01 - BASIC ELECTRIC ELEMENTS