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Character processing apparatus
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Patent number 6,324,554
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Issue date Nov 27, 2001
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Canon Kabushiki Kaisha
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Yasuhiro Watanabe
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G06 - COMPUTING CALCULATING COUNTING
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Display control device
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Patent number 5,552,802
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Issue date Sep 3, 1996
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Canon Kabushiki Kaisha
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Hiroshi Nonoshita
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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Image processing system
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Patent number 5,142,620
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Issue date Aug 25, 1992
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Canon Kabushiki Kaisha
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Yasuhiro Watanabe
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G06 - COMPUTING CALCULATING COUNTING
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Image processing system
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Patent number 5,018,083
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Issue date May 21, 1991
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Canon Kabushiki Kaisha
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Yasuhiro Watanabe
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G06 - COMPUTING CALCULATING COUNTING
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