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Naphthalene derivative
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Patent number 5,527,948
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Issue date Jun 18, 1996
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Eisai Corp. Ltd.
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Makoto Okita
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C07 - ORGANIC CHEMISTRY
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Naphthalene derivative
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Patent number 5,298,649
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Issue date Mar 29, 1994
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Eisai Co., Ltd.
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Makoto Okita
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C07 - ORGANIC CHEMISTRY
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Naphthalene derivative
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Patent number 5,134,111
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Issue date Jul 28, 1992
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Eisai Co., Ltd.
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Makoto Okita
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C07 - ORGANIC CHEMISTRY