TREA

Kitajima Nobuaki

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Patents Grantslast 30 patents

  • Information Patent Grant

    Stereomicroscope
    • Patent number 8,205,988
    • Issue date Jun 26, 2012
    • Kabushiki Kaisha Topcon
    • Kouta Fujii
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Ophthalmic microscope
    • Patent number 7,443,579
    • Issue date Oct 28, 2008
    • Kabushiki Kaisha Topcon
    • Nobuaki Kitajima
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Microscope for operation
    • Patent number 7,408,705
    • Issue date Aug 5, 2008
    • Kabushiki Kaisha Topcon
    • Masayuki Horiguchi
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Operation microscope apparatus
    • Patent number 7,393,103
    • Issue date Jul 1, 2008
    • Kabushiki Kaisha Topcon
    • Nobuaki Kitajima
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Operation microscope
    • Patent number 7,232,222
    • Issue date Jun 19, 2007
    • Kabushiki Kaisha Topcon
    • Taisaku Kogawa
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Microscope for operation
    • Patent number 7,085,046
    • Issue date Aug 1, 2006
    • Kabushiki Kaisha Topcon
    • Masayuki Horiguchi
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Ophthalmologic operation microscope
    • Patent number 7,081,993
    • Issue date Jul 25, 2006
    • Kabushiki Kaisha Topcon
    • Nobuaki Kitajima
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Operation microscope
    • Patent number 7,072,104
    • Issue date Jul 4, 2006
    • Kabushiki Kaisha Topcon
    • Kazuyuki Okamura
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Ophthalmologic operation microscope
    • Patent number 7,027,220
    • Issue date Apr 11, 2006
    • Kabushiki Kaisha Topcon
    • Nobuaki Kitajima
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Operation microscope and observation prism
    • Patent number 7,023,613
    • Issue date Apr 4, 2006
    • Kabushiki Kaisha Topcon
    • Nobuaki Kitajima
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Microscope for operation
    • Patent number 6,943,942
    • Issue date Sep 13, 2005
    • Kabushiki Kaisha Topcon
    • Masayuki Horiguchi
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Operation microscope including a branch observation optical system...
    • Patent number 6,236,502
    • Issue date May 22, 2001
    • Kabushiki Kaisha Topcon
    • Nobuaki Kitajima
    • G02 - OPTICS
  • Information Patent Grant

    Slit lamp microscope
    • Patent number 6,072,623
    • Issue date Jun 6, 2000
    • Kabushiki Kaisha, Topcon
    • Nobuaki Kitajima
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Medical optical apparatus
    • Patent number 5,865,829
    • Issue date Feb 2, 1999
    • Kabushiki Kaisha Topcon
    • Nobuaki Kitajima
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Medical microscopic system
    • Patent number 5,835,266
    • Issue date Nov 10, 1998
    • Kabushiki Kaisha Topcon
    • Nobuaki Kitajima
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Binocular stereoscopic microscope
    • Patent number 5,543,962
    • Issue date Aug 6, 1996
    • Kabushiki Kaisha Topcon
    • Nobuaki Kitajima
    • G02 - OPTICS
  • Information Patent Grant

    Operation microscope
    • Patent number 5,446,582
    • Issue date Aug 29, 1995
    • Kabushiki Kaisha Topcon
    • Kazutoshi Takagi
    • G02 - OPTICS
  • Information Patent Grant

    Corneal shape measuring apparatus
    • Patent number 5,300,965
    • Issue date Apr 5, 1994
    • Kabushiki Kaisha Topcon
    • Nobuaki Kitajima
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Stereomicroscope with first and second illuminating systems
    • Patent number 5,270,747
    • Issue date Dec 14, 1993
    • Kabushiki Kaisha Topcon
    • Nobuaki Kitajima
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Microscope for an operation
    • Patent number 5,249,004
    • Issue date Sep 28, 1993
    • Kabushiki Kaisha Topcon
    • Nobuaki Kitajima
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Surgical operation microscope
    • Patent number 5,135,299
    • Issue date Aug 4, 1992
    • Kabushiki Kaisha Topcon
    • Nobuaki Kitajima
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Operation microscope
    • Patent number 5,132,837
    • Issue date Jul 21, 1992
    • Kabushiki Kaisha Topcon
    • Nobuaki Kitajima
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Microscope
    • Patent number 5,067,804
    • Issue date Nov 26, 1991
    • Kabushiki Kaisha Topcon
    • Nobuaki Kitajima
    • G02 - OPTICS
  • Information Patent Grant

    Binocular microscope
    • Patent number 5,015,081
    • Issue date May 14, 1991
    • Tokyo Kogaku Kikai Kabushiki Kaisha
    • Nobuaki Kitajima
    • G02 - OPTICS
  • Information Patent Grant

    Illuminating system of ophthalmological instrument
    • Patent number 4,932,774
    • Issue date Jun 12, 1990
    • Tokyo Kogaku Kikai Kabushiki Kaisha
    • Kazutoshi Takagi
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Gaze-fixing device for surgical microscope
    • Patent number 4,793,700
    • Issue date Dec 27, 1988
    • Tokyo Kogaku Kikai Kabushiki Kaisha
    • Kazutoshi Takagi
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Operation microscope
    • Patent number 4,783,159
    • Issue date Nov 8, 1988
    • Tokyo Kogaku Kikai Kabushiki Kaisha
    • Kazutoshi Takagi
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Illumination system for single objective lens binocular microscope
    • Patent number 4,657,357
    • Issue date Apr 14, 1987
    • Tokyo Kogaku Kikai Kabushiki Kaisha
    • Shinichi Nishimura
    • G02 - OPTICS
  • Information Patent Grant

    Binocular microscope including a detachable optical deflecting unit
    • Patent number 4,652,094
    • Issue date Mar 24, 1987
    • Tokyo Kogaku Kikai Kabushiki Kaisha
    • Nobuaki Kitajima
    • G02 - OPTICS
  • Information Patent Grant

    Control for operation microscopes
    • Patent number 4,609,814
    • Issue date Sep 2, 1986
    • Tokyo Kogaku Kikai Kabushiki Kaisha
    • Kitajima Nobuaki
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

  • Information Patent Application

    MICROSCOPE FOR OPHTHALMOLOGIC SURGERY
    • Publication number 20130050645
    • Publication date Feb 28, 2013
    • KABUSHIKI KAISHA TOPCON
    • Toshiaki SATO
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    MICROSCOPE FOR OPHTHALMOLOGIC SURGERY
    • Publication number 20130038835
    • Publication date Feb 14, 2013
    • KABUSHIKI KAISHA TOPCON
    • Nobuaki KITAJIMA
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    MICROSCOPE FOR OPHTHALMOLOGIC SURGERY
    • Publication number 20130027660
    • Publication date Jan 31, 2013
    • KABUSHIKI KAISHA TOPCON
    • Nobuaki KITAJIMA
    • G02 - OPTICS
  • Information Patent Application

    MICROSCOPE FOR OPHTHALMOLOGIC SURGERY
    • Publication number 20130027661
    • Publication date Jan 31, 2013
    • KABUSHIKI KAISHA TOPCON
    • Kazuhisa NOMURA
    • G02 - OPTICS
  • Information Patent Application

    STEREOMICROSCOPE
    • Publication number 20100328608
    • Publication date Dec 30, 2010
    • KABUSHIKI KAISHA TOPCON
    • Kouta Fujii
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    OPHTHALMIC MICROSCOPE
    • Publication number 20070076294
    • Publication date Apr 5, 2007
    • KABUSHIKI KAISHA TOPCON
    • Nobuaki Kitajima
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    Operation microscope apparatus
    • Publication number 20060238711
    • Publication date Oct 26, 2006
    • KABUSHIKI KAISHA TOPCON
    • Nobuaki Kitajima
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    Microscope for operation
    • Publication number 20060232856
    • Publication date Oct 19, 2006
    • KABUSHIKI KAISHA TOPCON
    • Masayuki Horiguchi
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    Ophthalmologic operation microscope
    • Publication number 20060098274
    • Publication date May 11, 2006
    • KABUSHIKI KAISHA TOPCON
    • Nobuaki Kitajima
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    Microscope for operation
    • Publication number 20050264876
    • Publication date Dec 1, 2005
    • KABUSHIKI KAISHA TOPCON
    • Masayuki Horiguchi
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    Operation microscope and observation prism
    • Publication number 20050012992
    • Publication date Jan 20, 2005
    • KABUSHIKI KAISHA TOPCON
    • Nobuaki Kitajima
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    Ophthalmologic operation microscope
    • Publication number 20040257645
    • Publication date Dec 23, 2004
    • KABUSHIKI KAISHA TOPCON
    • Nobuaki Kitajima
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    Operation microscope
    • Publication number 20040183999
    • Publication date Sep 23, 2004
    • Taisaku Kogawa
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    Operation microscope
    • Publication number 20040085627
    • Publication date May 6, 2004
    • KABUSHIKI KAISHA TOPCON
    • Kazuyuki Okamura
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    Microscope for operation
    • Publication number 20020191280
    • Publication date Dec 19, 2002
    • KABUSHIKI KAISHA TOPCON
    • Masayuki Horiguchi
    • G02 - OPTICS