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Optical recording medium
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Patent number 8,075,972
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Issue date Dec 13, 2011
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Mitsubishi Kagaku Media Co., Ltd.
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Shigeyuki Furomoto
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G11 - INFORMATION STORAGE
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Optical recording medium
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Patent number 7,371,449
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Issue date May 13, 2008
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Mitsubishi Kagaku Media Co., Ltd.
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Yoshihiro Noda
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G11 - INFORMATION STORAGE
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Optical recording medium
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Patent number 6,168,843
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Issue date Jan 2, 2001
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TDK Corporation
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Emiko Kambe
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G11 - INFORMATION STORAGE
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Optical recording medium
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Patent number 5,776,656
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Issue date Jul 7, 1998
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TDK Corporation
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Masahiro Shinkai
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G11 - INFORMATION STORAGE
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