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Filter with low-noise amplifier
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Patent number 6,072,376
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Issue date Jun 6, 2000
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Matsushita Electric Industrial Co., Ltd.
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Toshimitsu Matsuyoshi
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H03 - BASIC ELECTRONIC CIRCUITRY
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Antenna for mobile communication
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Patent number 5,526,003
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Issue date Jun 11, 1996
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Matsushita Electric Industrial Co., Ltd.
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Koichi Ogawa
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H01 - BASIC ELECTRIC ELEMENTS
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Antenna device
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Patent number 5,274,388
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Issue date Dec 28, 1993
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Matsushita Electric Industrial Co., Ltd.
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Toshio Ishizaki
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H01 - BASIC ELECTRIC ELEMENTS
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Small antenna
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Patent number 4,700,194
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Issue date Oct 13, 1987
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Matsushita Electric Industrial Co., Ltd.
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Koichi Ogawa
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H01 - BASIC ELECTRIC ELEMENTS
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Solid-state MIC oscillator
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Patent number 4,331,940
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Issue date May 25, 1982
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Matsushita Electric Industrial Co., Ltd.
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Tomoki Uwano
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H03 - BASIC ELECTRONIC CIRCUITRY