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Juichi Ishiguro
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Yokohama, JP
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last 30 patents
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Patent Grant
Magnetic disk and method of making thereof
Patent number
6,468,598
Issue date
Oct 22, 2002
Ebara Corporation
Masahiro Hatakeyama
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Magnetic disc and method of manufacturing same
Patent number
6,099,698
Issue date
Aug 8, 2000
Ebara Corporation
Masahiro Hatakeyama
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Coating metal for preventing the crevice corrosion of austenitic st...
Patent number
4,325,994
Issue date
Apr 20, 1982
Ebara Corporation
Nobumitsu Kitashima
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...