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Hiraku Kominami
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Tochigi, JP
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last 30 patents
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Patent Grant
Epoxy resin composition and optical information recording medium us...
Patent number
6,447,867
Issue date
Sep 10, 2002
Sony Chemicals Corporation
Hiraku Kominami
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Optical recording media comprising a resin film
Patent number
6,309,794
Issue date
Oct 30, 2001
Sony Chemicals Corporation
Kozaburo Hayashi
G11 - INFORMATION STORAGE
Information
Patent Grant
Compositions for protective films and optical recording media
Patent number
6,171,673
Issue date
Jan 9, 2001
Sony Chemicals Corp.
Mieko Tanaka
G11 - INFORMATION STORAGE
Information
Patent Grant
Cationically polymerizable epoxy resins and optical information rec...
Patent number
6,121,339
Issue date
Sep 19, 2000
Sony Chemicals Corporation
Hiraku Kominami
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Ultraviolet curing resin having low primary irritation index for op...
Patent number
5,663,211
Issue date
Sep 2, 1997
Sony Chemicals Corporation
Hiraku Kominami
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...