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Safety indwelling needle
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Patent number 6,969,376
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Issue date Nov 29, 2005
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Mitsubishi Pencil Kabushiki Kaisha
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Hiroshi Takagi
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Safety indwelling needle
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Patent number 6,616,631
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Issue date Sep 9, 2003
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Mitsubishi Pencil Kabushiki Kaisha
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Hiroshi Takagi
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Syringe needle for catheter
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Patent number D460179
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Issue date Jul 9, 2002
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Mitsubishi Pencil Co., Ltd.
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Takashi Isoda
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D24 - Medical and laboratory equipment
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Puncturing device
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Patent number 6,325,781
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Issue date Dec 4, 2001
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Mitsubishi Pencil Kabushiki Kaisha
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Hiroshi Takagi
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE