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Tuned oscillator
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Patent number 4,873,496
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Issue date Oct 10, 1989
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Sony Corporation
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Takahiro Ohgihara
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H03 - BASIC ELECTRONIC CIRCUITRY
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Ferromagnetic resonator
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Patent number 4,847,579
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Issue date Jul 11, 1989
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Sony Corporation
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Yasuyuki Mizunuma
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H01 - BASIC ELECTRIC ELEMENTS
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Ferromagnetic resonator
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Patent number 4,679,015
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Issue date Jul 7, 1987
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Sony Corporation
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Yoshikazu Murakami
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H01 - BASIC ELECTRIC ELEMENTS
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Ferromagnetic resonator
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Patent number 4,547,754
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Issue date Oct 15, 1985
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Sony Corporation
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Yoshikazu Murakami
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H01 - BASIC ELECTRIC ELEMENTS
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