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Television receiver
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Patent number 6,981,275
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Issue date Dec 27, 2005
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Sony Corporation
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Satoru Maeda
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Radio communication apparatus
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Patent number 5,978,668
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Issue date Nov 2, 1999
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Sony Corporation
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Satoru Maeda
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Signal averager
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Patent number 5,420,904
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Issue date May 30, 1995
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Dale E. Gulick
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Display terminal control system
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Patent number 4,812,998
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Issue date Mar 14, 1989
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Sony Corporation
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Satoru Maeda
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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User terminal for videotex
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Patent number 4,805,119
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Issue date Feb 14, 1989
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Sony Corporation
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Satoru Maeda
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G06 - COMPUTING CALCULATING COUNTING
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Color-signal converting circuit
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Patent number 4,712,099
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Issue date Dec 8, 1987
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Sony Corporation
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Satoru Maeda
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS