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Hirokazu Kubota

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  • Yokohama, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Pyrimidine compound
    • Patent number 8,524,727
    • Issue date Sep 3, 2013
    • Astellas Pharma Inc.
    • Yuji Matsushima
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Dispersion shifted optical fiber
    • Patent number 8,014,645
    • Issue date Sep 6, 2011
    • Nippon Telegraph and Telephone Corporation
    • Kazunori Suzuki
    • G02 - OPTICS
  • Information Patent Grant

    Triarylcarboxylic acid derivative
    • Patent number 7,816,558
    • Issue date Oct 19, 2010
    • Astellas Pharma Inc.
    • Junji Sato
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Crystals
    • Patent number 7,309,710
    • Issue date Dec 18, 2007
    • Astellas Pharma Inc.
    • Hirokazu Kubota
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Pyrazole derivative
    • Patent number 7,285,554
    • Issue date Oct 23, 2007
    • Astellas Pharma Inc.
    • Hirokazu Kubota
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Pyrazole derivative
    • Patent number 7,247,635
    • Issue date Jul 24, 2007
    • Astellas Pharma Inc.
    • Hirokazu Kubota
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Polarization preserving optical fiber and absolute single polarizat...
    • Patent number 7,046,887
    • Issue date May 16, 2006
    • Nippon Telegraph and Telephone Corporation
    • Satoki Kawanishi
    • G02 - OPTICS
  • Information Patent Grant

    Pyrazole derivative
    • Patent number 6,958,339
    • Issue date Oct 25, 2005
    • Astellas Pharma Inc.
    • Hirokazu Kubota
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Pharmaceutical compound comprising a pyrazole derivative and method...
    • Patent number 6,348,480
    • Issue date Feb 19, 2002
    • Yamanouchi Pharmaceutical Co., Ltd.
    • Hirokazu Kubota
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Fused pyrazine derivatives
    • Patent number 5,283,244
    • Issue date Feb 1, 1994
    • Yamanouchi Pharmaceutical Co., Ltd.
    • Shuichi Sakamoto
    • C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

  • Information Patent Application

    PYRIMIDINE COMPOUND
    • Publication number 20130310373
    • Publication date Nov 21, 2013
    • Astellas Pharma Inc.
    • Yuji MATSUSHIMA
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Application

    PYRIMIDINE COMPOUND
    • Publication number 20110053912
    • Publication date Mar 3, 2011
    • Astellas Pharma Inc.
    • Yuji Matsushima
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Application

    DISPERSION SHIFT OPTICAL FIBER
    • Publication number 20100266250
    • Publication date Oct 21, 2010
    • Kazunori Suzuki
    • G02 - OPTICS
  • Information Patent Application

    PYRIDAZINONE DERIVATIVES USED FOR THE TREATMENT OF PAIN
    • Publication number 20090042856
    • Publication date Feb 12, 2009
    • Astellas Pharma Inc.
    • Hitoshi Yamazaki
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Application

    Triarylcarboxylic Acid Derivative
    • Publication number 20090018104
    • Publication date Jan 15, 2009
    • ASTELLAS PHARMA INC.
    • Junji Sato
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Application

    2-Aminopyrimidine Derivative
    • Publication number 20070265289
    • Publication date Nov 15, 2007
    • Yoshinori Okamoto
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    Pyrazole derivative
    • Publication number 20060264430
    • Publication date Nov 23, 2006
    • Astellas Pharma Inc.
    • Hirokazu Kubota
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Application

    Novel crystals
    • Publication number 20060069130
    • Publication date Mar 30, 2006
    • Yamanouchi Pharmaceutical Co., Ltd.
    • Hirokazu Kubota
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Application

    Single mode photonic crystal optical fiber
    • Publication number 20060024009
    • Publication date Feb 2, 2006
    • Hirokazu Kubota
    • G02 - OPTICS
  • Information Patent Application

    Pyrazole derivative
    • Publication number 20050234055
    • Publication date Oct 20, 2005
    • Astellas Pharma Inc.
    • Hirokazu Kubota
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Application

    Polarization retaining photonic crystal fiber
    • Publication number 20050084223
    • Publication date Apr 21, 2005
    • Masatoshi Tanaka
    • G02 - OPTICS
  • Information Patent Application

    Polarization preserving optical fiber and absolute single polarizat...
    • Publication number 20050025441
    • Publication date Feb 3, 2005
    • Satoki Kawanishi
    • G02 - OPTICS
  • Information Patent Application

    Method of manufacturing photonic crystal fiber
    • Publication number 20030056550
    • Publication date Mar 27, 2003
    • Masatoshi Tanaka
    • C03 - GLASS MINERAL OR SLAG WOOL
  • Information Patent Application

    Pyrazole derivative
    • Publication number 20010011090
    • Publication date Aug 2, 2001
    • Hirokazu Kubota
    • C07 - ORGANIC CHEMISTRY