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Osamu Nishida
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Saitama, JP
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last 30 patents
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Patent Grant
Anti-crevice corrosion sealant and method for anti-crevice corrosion
Patent number
4,433,093
Issue date
Feb 21, 1984
Hitachi, Ltd.
Shigeru Shida
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Patent Grant
Method for preventing erosion-corrosion of hydraulic capsule transp...
Patent number
4,129,337
Issue date
Dec 12, 1978
Hitachi, Ltd.
Nobuyoshi Hosaka
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...