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Phosphonocephem compound
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Patent number 7,419,973
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Issue date Sep 2, 2008
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Takeda Pharmaceutical Company Limited
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Tomoyasu Ishikawa
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Phosphonocephem compound
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Patent number 6,906,055
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Issue date Jun 14, 2005
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Takeda Chemical Industries, Ltd.
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Tomoyasu Ishikawa
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Cephem compounds
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Patent number 4,772,682
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Issue date Sep 20, 1988
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Fujisawa Pharmaceutical Co., Ltd.
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Tsutomu Teraji
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C07 - ORGANIC CHEMISTRY
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Cephem intermediates
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Patent number 4,654,422
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Issue date Mar 31, 1987
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Fujisawa Pharmaceutical Co., Ltd.
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Tsutomu Teraji
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C07 - ORGANIC CHEMISTRY