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Visible light receiver circuit
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Patent number 8,742,317
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Issue date Jun 3, 2014
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Taiyo Yuden Co., Ltd.
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Kousuke Nakamura
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Nuclear fusion reactor
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Patent number 4,690,793
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Issue date Sep 1, 1987
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Hitachi, Ltd.
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Hisanori Okamura
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Electroconductive ceramics
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Patent number 4,528,121
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Issue date Jul 9, 1985
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Hitachi, Ltd.
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Yasuo Matsushita
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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High temperature thermistor
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Patent number 4,467,309
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Issue date Aug 21, 1984
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Hitachi, Ltd.
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Yasuo Matsushita
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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