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Electric conversion device
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Patent number 4,980,736
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Issue date Dec 25, 1990
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Hitachi, Ltd.
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Yukio Takasaki
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H01 - BASIC ELECTRIC ELEMENTS
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Light-detecting device
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Patent number 4,884,011
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Issue date Nov 28, 1989
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Hitachi, Ltd. & Nippon Hoso Kasai
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Tatsuo Makishima
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H01 - BASIC ELECTRIC ELEMENTS
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Image pick-up tube target
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Patent number 4,717,854
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Issue date Jan 5, 1988
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Hitachi, Ltd.
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Masanao Yamamoto
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H01 - BASIC ELECTRIC ELEMENTS
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Image pick-up tube target
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Patent number 4,563,611
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Issue date Jan 7, 1986
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Hitachi, Ltd.
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Yasuhiko Nonaka
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H01 - BASIC ELECTRIC ELEMENTS
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Photoconductive target
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Patent number 4,330,733
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Issue date May 18, 1982
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Nippon Hoso Kyokai
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Keiichi Shidara
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H01 - BASIC ELECTRIC ELEMENTS
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