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Patterned media system
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Patent number 6,628,598
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Issue date Sep 30, 2003
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Imation Corp.
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Jathan D. Edwards
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G11 - INFORMATION STORAGE
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3129006
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Patent number 3,129,006
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Issue date Apr 14, 1964
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G11 - INFORMATION STORAGE
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2959419
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Patent number 2,959,419
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Issue date Nov 8, 1960
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G11 - INFORMATION STORAGE
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2786685
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Patent number 2,786,685
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Issue date Mar 26, 1957
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G11 - INFORMATION STORAGE