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Hiroyuki Umeda

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  • Kasukabe, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Bending device
    • Patent number 5,255,668
    • Issue date Oct 26, 1993
    • Kabushiki Kaisha Machida Seisakusho
    • Hiroyuki Umeda
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Aspirator for endoscopic system
    • Patent number 4,973,311
    • Issue date Nov 27, 1990
    • Kabushiki Kaisha Toshiba
    • Keiichi Iwakoshi
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Apparatus for transmitting liquid and gas in an endoscope
    • Patent number 4,844,052
    • Issue date Jul 4, 1989
    • Kabushiki Kaisha Toshiba
    • Keiichi Iwakoshi
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Constant pressure apparatus of an endoscope
    • Patent number 4,836,187
    • Issue date Jun 6, 1989
    • Kabushiki Kaisha Toshiba
    • Keiichi Iwakoshi
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Endoscope with improved inserting portion
    • Patent number 4,834,069
    • Issue date May 30, 1989
    • Kabushiki Kaisha Machida Seisakusho
    • Hiroyuki Umeda
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Endoscope and photographing apparatus
    • Patent number 4,723,864
    • Issue date Feb 9, 1988
    • Kabushiki Kaisha Machida Seisakusho
    • Hiroyuki Umeda
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE