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Contact lens material
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Patent number 8,710,157
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Issue date Apr 29, 2014
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Menicon Co., Ltd.
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Yasuhiko Suzuki
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Electrophotographic photoreceptor
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Patent number 8,574,799
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Issue date Nov 5, 2013
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Mitsubishi Gas Chemical Company, Inc.
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Takahiro Adachi
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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Polycarbonate resin
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Patent number 6,630,562
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Issue date Oct 7, 2003
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Mitsubishi Gas Chemical Company, Inc.
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Noriyoshi Ogawa
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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