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Plasma display panel device
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Patent number 7,391,389
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Issue date Jun 24, 2008
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Hitachi Limited
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Toyoshi Kawada
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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Display apparatus
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Patent number 7,002,535
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Issue date Feb 21, 2006
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Hitachi, Ltd.
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Makoto Onozawa
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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Display apparatus
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Patent number 6,781,564
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Issue date Aug 24, 2004
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Hitachi, Ltd.
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Makoto Onozawa
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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Flat display device
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Patent number 6,774,872
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Issue date Aug 10, 2004
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Fujitsu Limited
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Toyoshi Kawada
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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Module for mounting driver IC
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Patent number 6,703,792
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Issue date Mar 9, 2004
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Fujitsu Limited
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Toyoshi Kawada
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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Display apparatus
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Patent number 6,496,166
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Issue date Dec 17, 2002
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Hitachi, Ltd.
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Makoto Onozawa
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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Gas discharge panel drive system
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Patent number 4,107,578
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Issue date Aug 15, 1978
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Fujitsu Limited
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Toyoshi Kawada
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS