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Naphthalene derivatives
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Patent number 5,319,139
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Issue date Jun 7, 1994
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Eisai Co. Ltd.
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Hiroyuki Yoshimura
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C07 - ORGANIC CHEMISTRY
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Naphthalene derivatives
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Patent number 5,262,565
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Issue date Nov 16, 1993
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Eisai Co., Ltd.
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Hiroyuki Yoshimura
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C07 - ORGANIC CHEMISTRY
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Naphthalene derivatives
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Patent number 5,237,091
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Issue date Aug 17, 1993
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Eisai Co., Ltd.
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Hiroyuki Yoshimura
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C07 - ORGANIC CHEMISTRY