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Indole derivatives
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Patent number 5,891,902
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Issue date Apr 6, 1999
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Kyowa Hakko Kogyo Co., Ltd.
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Daisuke Machii
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C07 - ORGANIC CHEMISTRY
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Xanthine derivatives
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Patent number 5,703,085
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Issue date Dec 30, 1997
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Kyowa Hakko Kogyo Co., Ltd.
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Fumio Suzuki
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C07 - ORGANIC CHEMISTRY
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Antidepressants
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Patent number 5,543,415
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Issue date Aug 6, 1996
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Kyowa Hakko Kogyo Co., Ltd.
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Fumio Suzuki
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Pyridine derivatives
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Patent number 5,374,634
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Issue date Dec 20, 1994
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Kyowa Hakko Kogyo Co., Ltd.
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Iwao Kinoshita
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Agent for cerebral protection
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Patent number 4,962,107
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Issue date Oct 9, 1990
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Kyowa Hakko Kogyo Kabushiki Kaisha
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Joji Nakamura
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C07 - ORGANIC CHEMISTRY
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