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Method of correcting uneven display
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Patent number 7,518,621
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Issue date Apr 14, 2009
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Sanyo Electric Co., Ltd.
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Atsushi Kinoshita
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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Display device of digital drive type
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Patent number 7,358,935
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Issue date Apr 15, 2008
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Sanyo Electric Co., LTD
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Atsuhiro Yamashita
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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Planar display apparatus
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Patent number 7,071,635
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Issue date Jul 4, 2006
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Sanyo Electric Co., Ltd.
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Masutaka Inoue
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS