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Akihiko Okumura

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  • Hachioji, JP
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    Ion mobility spectrometer
    • Publication number 20090184241
    • Publication date Jul 23, 2009
    • Hitachi, Ltd.
    • Akihiko Okumura
    • G01 - MEASURING TESTING
  • Information Patent Application

    Gas monitoring apparatus and gas monitoring method
    • Publication number 20080054172
    • Publication date Mar 6, 2008
    • Yasuo Seto
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Mass spectrometer and method of use
    • Publication number 20040164240
    • Publication date Aug 26, 2004
    • Hitachi, Ltd.
    • Akihiko Okumura
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Mass spectrometer
    • Publication number 20030222211
    • Publication date Dec 4, 2003
    • Akihiko Okumura
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Mass spectrometer
    • Publication number 20030155507
    • Publication date Aug 21, 2003
    • Yuichiro Hashimoto
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Mass spectrometer and measurement system using the mass spectrometer
    • Publication number 20030066958
    • Publication date Apr 10, 2003
    • Akihiko Okumura
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    DNA analysis system
    • Publication number 20020127566
    • Publication date Sep 12, 2002
    • Atsumu Hirabayashi
    • C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...