TREA

Satoshi Nakagawasai

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Line changeover device for endoscope
    • Patent number 5,840,016
    • Issue date Nov 24, 1998
    • Olympus Optical Co., Ltd.
    • Seiji Kitano
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Endoscope system
    • Patent number 5,749,829
    • Issue date May 12, 1998
    • Olympus Optical Co., Ltd.
    • Takeshi Yokoi
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE