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Yukiji Iwase

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Patents Grantslast 30 patents

  • Information Patent Grant

    Electric vacuum cleaner
    • Patent number 7,276,099
    • Issue date Oct 2, 2007
    • Hitachi Home & Life Solutions, Inc.
    • Shoji Hayashi
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Electric vacuum cleaner
    • Patent number 7,207,083
    • Issue date Apr 24, 2007
    • Hitachi Home & Life Solutions, Inc.
    • Shoji Hayashi
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Fluidal machine
    • Patent number 6,749,397
    • Issue date Jun 15, 2004
    • Hitachi, Ltd.
    • Yoshiharu Ueyama
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fluidal machine
    • Patent number 6,568,904
    • Issue date May 27, 2003
    • Hitachi, Ltd.
    • Yoshiharu Ueyama
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Centrifugal fluid machine
    • Patent number 6,371,724
    • Issue date Apr 16, 2002
    • Hitachi, Ltd.
    • Yoshihiro Nagaoka
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Centrifugal fluid machine
    • Patent number 6,364,607
    • Issue date Apr 2, 2002
    • Hitachi, Ltd.
    • Yoshihiro Nagaoka
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Centrifugal fluid machine
    • Patent number 6,312,222
    • Issue date Nov 6, 2001
    • Hitachi, Ltd.
    • Yoshihiro Nagaoka
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Centrifugal fluid machine
    • Patent number 6,290,460
    • Issue date Sep 18, 2001
    • Hitachi, Ltd.
    • Yoshihiro Nagaoka
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Vacuum cleaner and suction nozzle body thereof cross reference to r...
    • Patent number 6,282,749
    • Issue date Sep 4, 2001
    • Hitachi, Ltd.
    • Taiji Tajima
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Vacuum cleaner and suction nozzle body therefor
    • Patent number 6,212,732
    • Issue date Apr 10, 2001
    • Hitachi, Ltd.
    • Taiji Tajima
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Centrifugal fluid machine
    • Patent number 6,139,266
    • Issue date Oct 31, 2000
    • Hitachi, Ltd.
    • Yoshihiro Nagaoka
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Centrifugal fluid machine
    • Patent number 5,971,705
    • Issue date Oct 26, 1999
    • Hitachi, Ltd.
    • Yoshihiro Nagaoka
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Centrifugal fluid machine
    • Patent number 5,857,834
    • Issue date Jan 12, 1999
    • Hitachi, Ltd.
    • Yoshihiro Nagaoka
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Method of actively controlling noise, and apparatus thereof
    • Patent number 5,689,572
    • Issue date Nov 18, 1997
    • Hitachi, Ltd.
    • Katsuo Ohki
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Centrifugal fluid machine
    • Patent number 5,595,473
    • Issue date Jan 21, 1997
    • Hitachi, Ltd.
    • Yoshihiro Nagaoka
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Active noise cancellation apparatus in MRI apparatus
    • Patent number 5,427,102
    • Issue date Jun 27, 1995
    • Hitachi, Ltd.
    • Shin'ichi Shimode
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Vacuum cleaner
    • Patent number 5,365,633
    • Issue date Nov 22, 1994
    • Hitachi, Ltd.
    • Masao Sunagawa
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Electric blower having improved return passage for discharged air flow
    • Patent number 5,110,266
    • Issue date May 5, 1992
    • Hitachi, Ltd.
    • Hisanori Toyoshima
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...

Patents Applicationslast 30 patents

  • Information Patent Application

    Electric vacuum cleaner
    • Publication number 20060218744
    • Publication date Oct 5, 2006
    • Shoji Hayashi
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    Electric vacuum cleaner
    • Publication number 20060123751
    • Publication date Jun 15, 2006
    • Shoji Hayashi
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    Electric vacuum cleaner
    • Publication number 20030226232
    • Publication date Dec 11, 2003
    • Shoji Hayashi
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    Fluidal machine
    • Publication number 20030108419
    • Publication date Jun 12, 2003
    • Hitachi, Ltd.
    • Yoshiharu Ueyama
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Centrifugal fluid machine
    • Publication number 20010036404
    • Publication date Nov 1, 2001
    • Yoshihiro Nagaoka
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Centrifugal fluid machine
    • Publication number 20010033792
    • Publication date Oct 25, 2001
    • Yoshihiro Nagaoka
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...