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Precise multi-pole magnetic component
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Patent number 7,884,690
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Issue date Feb 8, 2011
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Industrial Technology Research Institute
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Kuo-Chi Chiu
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H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
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Rewritable DVD-RAM disc
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Patent number 6,483,799
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Issue date Nov 19, 2002
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Industrial Technology Research Institute
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Zu-Wen Chao
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G11 - INFORMATION STORAGE
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Bifocal optical pickup head
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Patent number 6,430,138
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Issue date Aug 6, 2002
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Industrial Technology Research Institute
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Hung-Lu Chang
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G11 - INFORMATION STORAGE
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Bifocal optical pickup head
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Patent number 6,236,633
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Issue date May 22, 2001
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Industrial Technology Research Institute
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Hung-Lu Chang
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G11 - INFORMATION STORAGE
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Optical recording medium
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Patent number 6,228,455
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Issue date May 8, 2001
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Industrial Technology Research Institute
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Chien-Liang Huang
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G11 - INFORMATION STORAGE
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