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Diplexer
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Patent number 7,496,332
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Issue date Feb 24, 2009
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Alps Electric Co., Ltd.
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Hiroyuki Ishiwata
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H03 - BASIC ELECTRONIC CIRCUITRY
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Video clamping circuit
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Patent number 4,544,951
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Issue date Oct 1, 1985
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Alps Electric Co., Ltd.
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Akiyuki Yoshisato
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Video clamp circuit
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Patent number 4,415,929
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Issue date Nov 15, 1983
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Alps Electric Co., Ltd.
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Akiyuki Yoshisato
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Quartz crystal oscillator
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Patent number 4,274,066
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Issue date Jun 16, 1981
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Alps Electric Co., Ltd.
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Akiyuki Yoshisato
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H03 - BASIC ELECTRONIC CIRCUITRY
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Quartz crystal oscillator
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Patent number 4,224,580
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Issue date Sep 23, 1980
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Alps Electric Co., Ltd.
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Akiyuki Yoshisato
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H03 - BASIC ELECTRONIC CIRCUITRY
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SSB transceiver
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Patent number 4,188,579
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Issue date Feb 12, 1980
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Alps Electric Co., Ltd.
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Akiyuki Yoshisato
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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SSB transceiver
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Patent number 4,172,995
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Issue date Oct 30, 1979
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Alps Electric Co., Ltd.
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Akiyuki Yoshisato
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Single sideband transceiver
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Patent number 4,165,486
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Issue date Aug 21, 1979
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Alps Electric Co., Ltd.
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Akiyuki Yoshisato
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H04 - ELECTRIC COMMUNICATION TECHNIQUE