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Organogermanium compounds
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Patent number 4,361,579
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Issue date Nov 30, 1982
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Yoshitomi Pharmaceutical Industries, Ltd.
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Tomohiko Munakata
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C07 - ORGANIC CHEMISTRY
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Benzothiazine derivatives
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Patent number 4,358,407
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Issue date Nov 9, 1982
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Yoshitomi Pharmaceutical Industries Ltd.
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Tetsuo Yokobe
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C07 - ORGANIC CHEMISTRY
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Method for treatment of rheumatism
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Patent number 4,281,001
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Issue date Jul 28, 1981
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Yoshitomi Pharmaceutical Industries, Ltd.
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Yutaka Maruyama
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Penicillamine compounds
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Patent number 4,169,899
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Issue date Oct 2, 1979
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Yoshitomi Pharmaceutical Industries, Ltd.
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Masami Shiroki
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C07 - ORGANIC CHEMISTRY