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Piperidine derivatives
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Patent number 4,871,842
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Issue date Oct 3, 1989
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Takeda Chemical Industries, Ltd.
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Hirosada Sugihara
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Piperidine derivatives
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Patent number 4,816,466
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Issue date Mar 28, 1989
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Takeda Chemical Industries, Ltd.
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Hirosada Sugihara
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Running vehicle
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Patent number 4,537,271
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Issue date Aug 27, 1985
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Kubota, Ltd.
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Katsumi Ito
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B60 - VEHICLES IN GENERAL