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Optical disc device
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Patent number RE39306
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Issue date Sep 26, 2006
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Matsushita Electric Industrial Co., Ltd.
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Shinichi Konishi
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369 - Dynamic information storage or retrieval
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Optical disc device
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Patent number 6,434,098
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Issue date Aug 13, 2002
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Matsushita Electric Industrial Co., Ltd.
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Shinichi Konishi
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G11 - INFORMATION STORAGE
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Optical disk device
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Patent number 6,236,629
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Issue date May 22, 2001
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Matsushita Electric Industrial Co., Ltd.
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Yuji Hisakado
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G11 - INFORMATION STORAGE
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Optical disk device
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Patent number 6,205,095
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Issue date Mar 20, 2001
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Matsushita Electric Industrial Co., Ltd.
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Yuji Hisakado
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G11 - INFORMATION STORAGE
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Two-layer optical disk
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Patent number 5,930,225
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Issue date Jul 27, 1999
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Matsushita Electric Industrial Co., Ltd.
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Takashi Ishida
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G11 - INFORMATION STORAGE
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Two-layer optical disk
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Patent number 5,729,525
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Issue date Mar 17, 1998
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Matsushita Electric Industrial Co., Ltd.
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Takashi Ishida
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G11 - INFORMATION STORAGE
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