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Setsuko Shibuya
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Saku, JP
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last 30 patents
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Patent Grant
Magneto optical disc
Patent number
5,279,877
Issue date
Jan 18, 1994
TDK Corporation
Ryota Uchiyama
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
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Patent Grant
Optical recording disk
Patent number
5,244,706
Issue date
Sep 14, 1993
TDK Corporation
Hideki Hirata
G11 - INFORMATION STORAGE
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Patent Grant
Optical recording medium
Patent number
5,242,729
Issue date
Sep 7, 1993
TDK Corporation
Hideki Hirata
G11 - INFORMATION STORAGE