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Tricyclic compounds
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Patent number 5,010,104
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Issue date Apr 23, 1991
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Kyowa Hakko Kogyo Co., Ltd.
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Etsuo Oshima
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C07 - ORGANIC CHEMISTRY
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Tricyclic compounds
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Patent number 4,999,363
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Issue date Mar 12, 1991
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Kyowa Hakko Kogyo Co., Ltd.
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Etsuo Oshima
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C07 - ORGANIC CHEMISTRY
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Tricyclic compounds
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Patent number 4,882,351
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Issue date Nov 21, 1989
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Roussel UCLAF
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Etsuo Oshima
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C07 - ORGANIC CHEMISTRY
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