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Electrophotographic member
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Patent number 5,403,958
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Issue date Apr 4, 1995
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Hitachi Chemical Co., Ltd.
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Yoshii Morishita
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C07 - ORGANIC CHEMISTRY
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Enamine derivatives
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Patent number 5,382,687
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Issue date Jan 17, 1995
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Hitachi Chemical Company Ltd.
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Yoshii Morishita
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C07 - ORGANIC CHEMISTRY
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Electrophotographic member
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Patent number 5,352,834
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Issue date Oct 4, 1994
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Hitachi Chemical Company, Ltd.
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Yoshii Morishita
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C07 - ORGANIC CHEMISTRY
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Enamine derivatives
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Patent number 5,233,089
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Issue date Aug 3, 1993
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Hitachi, Ltd.
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Yasuo Katsuya
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C07 - ORGANIC CHEMISTRY
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2,3-dicyanonaphthalene derivatives
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Patent number 5,214,188
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Issue date May 25, 1993
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Hitachi, Ltd.
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Seiji Tai
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C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
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Optical recording medium
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Patent number 5,188,922
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Issue date Feb 23, 1993
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Hitachi Chemical Company, Ltd.
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Shigeru Hayashida
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C07 - ORGANIC CHEMISTRY
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Electrophotographic member
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Patent number 5,160,487
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Issue date Nov 3, 1992
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Hitachi Chemical Company, Ltd.
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Yoshii Morishita
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C07 - ORGANIC CHEMISTRY
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