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Double converter tuner
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Patent number 4,726,072
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Issue date Feb 16, 1988
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Matsushita Electric Industrial Co., Ltd.
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Sadahiko Yamashita
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Frequency synthesizer
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Patent number 4,720,688
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Issue date Jan 19, 1988
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Matsushita Electric Industrial Co., Ltd.
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Makoto Hasegawa
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H03 - BASIC ELECTRONIC CIRCUITRY
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Double superheterodyne tuner
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Patent number 4,661,998
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Issue date Apr 28, 1987
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Matsushita Electric Industrial Co. Ltd.
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Sadahiko Yamashita
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H03 - BASIC ELECTRONIC CIRCUITRY
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VHF-UHF mixer having a balun
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Patent number 4,651,344
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Issue date Mar 17, 1987
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Matsushita Electric Industrial Co., Ltd.
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Makoto Hasegawa
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H03 - BASIC ELECTRONIC CIRCUITRY
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Frequency divider circuits
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Patent number 4,638,180
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Issue date Jan 20, 1987
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Matsushita Electric Industrial Co., Ltd.
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Morikazu Sagawa
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H03 - BASIC ELECTRONIC CIRCUITRY
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-
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Strip-line resonator
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Patent number 4,583,064
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Issue date Apr 15, 1986
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Matsushita Electric Industrial Co., Ltd.
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Mitsuo Makimoto
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H01 - BASIC ELECTRIC ELEMENTS
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Double superheterodyne tuner
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Patent number 4,553,264
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Issue date Nov 12, 1985
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Matsushita Electric Industrial Co., Ltd.
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Makoto Hasegawa
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H03 - BASIC ELECTRONIC CIRCUITRY
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-
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Band-stop filter for VHF-UHF band
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Patent number 4,449,108
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Issue date May 15, 1984
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Matsushita Electric Industrial Company, Limited
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Haruyoshi Endo
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H01 - BASIC ELECTRIC ELEMENTS
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Bandpass filter for UHF band
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Patent number 4,423,396
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Issue date Dec 27, 1983
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Matsushita Electric Industrial Company, Limited
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Mitsuo Makimoto
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H03 - BASIC ELECTRONIC CIRCUITRY
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Microwave mixing circuit
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Patent number 4,412,351
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Issue date Oct 25, 1983
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Matsushita Electric Industrial Co., Ltd.
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Hiroshi Onishi
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H03 - BASIC ELECTRONIC CIRCUITRY
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Hybrid microwave circuit
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Patent number 4,361,820
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Issue date Nov 30, 1982
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Matsushita Electric Industrial Company, Limited
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Morikazu Sagawa
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H01 - BASIC ELECTRIC ELEMENTS
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Compact electronic tuning device
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Patent number 4,254,390
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Issue date Mar 3, 1981
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Matsushita Electric Industrial Co., Ltd.
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Mitsuo Saito
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H03 - BASIC ELECTRONIC CIRCUITRY
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Comb-line bandpass filter
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Patent number 4,224,587
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Issue date Sep 23, 1980
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Matsushita Electric Industrial Co., Ltd.
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Mitsuo Makimoto
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H03 - BASIC ELECTRONIC CIRCUITRY
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