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Yasuhiro Aizawa

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  • Hitachi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Fuel assembly
    • Patent number 6,728,329
    • Issue date Apr 27, 2004
    • Hitachi, Ltd.
    • Atsuya Hirano
    • G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
  • Information Patent Grant

    Fuel assembly and reactor core and fuel spacer and channel box
    • Patent number 6,516,043
    • Issue date Feb 4, 2003
    • Hitachi, Ltd.
    • Masao Chaki
    • G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
  • Information Patent Grant

    Fuel assembly
    • Patent number 6,400,788
    • Issue date Jun 4, 2002
    • Hitachi, Ltd.
    • Atsuya Hirano
    • G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
  • Information Patent Grant

    Control rod and manufacturing method for the control rod
    • Patent number 6,333,955
    • Issue date Dec 25, 2001
    • Hitachi, Ltd.
    • Norio Kawashima
    • G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
  • Information Patent Grant

    Fuel spacer and fuel assembly
    • Patent number 5,610,960
    • Issue date Mar 11, 1997
    • Hitachi, Ltd.
    • Kensuke Tokunaga
    • G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
  • Information Patent Grant

    Fuel assembly
    • Patent number 5,490,192
    • Issue date Feb 6, 1996
    • Hitachi, Ltd.
    • Junjiro Nakajima
    • G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
  • Information Patent Grant

    Fuel assembly
    • Patent number 5,265,139
    • Issue date Nov 23, 1993
    • Hitachi, Ltd.
    • Yoshihiko Yanagi
    • G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
  • Information Patent Grant

    Control rod assembly for a boiling water reactor
    • Patent number 5,164,153
    • Issue date Nov 17, 1992
    • Hitachi, Ltd.
    • Takashi Fukumoto
    • G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
  • Information Patent Grant

    Nuclear fuel assemblies
    • Patent number 5,106,575
    • Issue date Apr 21, 1992
    • Hitachi, Ltd.
    • Shozo Nakamura
    • G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
  • Information Patent Grant

    Fuel assembly
    • Patent number 4,686,079
    • Issue date Aug 11, 1987
    • Hitachi, Ltd.
    • Toshimitsu Ishikawa
    • G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING

Patents Applicationslast 30 patents

  • Information Patent Application

    Fuel assembly
    • Publication number 20020136348
    • Publication date Sep 26, 2002
    • ATSUYA HIRANO
    • G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
  • Information Patent Application

    FUEL ASSEMBLY
    • Publication number 20020075988
    • Publication date Jun 20, 2002
    • ATSUYA HIRANO
    • G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING