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Yoshihiko Aikawa

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  • Shizuoka, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Flotation apparatus
    • Patent number 8,181,790
    • Issue date May 22, 2012
    • Nippon Paper Industries Co., Ltd.
    • Minoru Ishida
    • B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
  • Information Patent Grant

    Kneader
    • Patent number 7,624,939
    • Issue date Dec 1, 2009
    • Nippon Paper Industries Co., Ltd.
    • Mitsuhiro Sugino
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Screen apparatus
    • Patent number 7,121,411
    • Issue date Oct 17, 2006
    • Aikawa Iron Works Co., Ltd.
    • Yoshihiko Aikawa
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Refiner and agitating apparatus for papermaking
    • Patent number 6,969,019
    • Issue date Nov 29, 2005
    • Aikawa Iron Works Co., Ltd.
    • Yoshihiko Aikawa
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Screen apparatus
    • Patent number 6,923,329
    • Issue date Aug 2, 2005
    • Aikawa Iron Works Co., Ltd.
    • Yoshihiko Aikawa
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Refiner
    • Patent number 6,811,106
    • Issue date Nov 2, 2004
    • Aikawa Iron Works Co., Ltd.
    • Yoshihiko Aikawa
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Cylindrical screen
    • Patent number 6,669,028
    • Issue date Dec 30, 2003
    • Aikawa Iron Works Co., Ltd.
    • Yoshihiko Aikawa
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Pulp heating apparatus
    • Patent number 6,494,994
    • Issue date Dec 17, 2002
    • Aikawa Iron Works Co., Ltd.
    • Yoshihiko Aikawa
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Screen apparatus
    • Patent number 6,206,204
    • Issue date Mar 27, 2001
    • Aikawa Iron Works Co., Ltd.
    • Yoshihiko Aikawa
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Screen apparatus for papermaking material
    • Patent number 6,149,015
    • Issue date Nov 21, 2000
    • Aikawa Iron Works Co., Ltd.
    • Yoshihiko Aikawa
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Paper-making screen apparatus
    • Patent number 6,051,103
    • Issue date Apr 18, 2000
    • Aikawa Iron Works Co., Ltd.
    • Yoshihiko Aikawa
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Papermaking screen
    • Patent number 5,884,774
    • Issue date Mar 23, 1999
    • Aikawa Iron Works Co., Ltd.
    • Yoshihiko Aikawa
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Papermaking screen having first and second annular supports with im...
    • Patent number 5,804,075
    • Issue date Sep 8, 1998
    • Aikawa Iron Works Co., Ltd.
    • Yoshihiko Aikawa
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Double-disc refiner
    • Patent number 5,762,275
    • Issue date Jun 9, 1998
    • Aikawa Iron Works Co., Ltd.
    • Yoshihiko Aikawa
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Refiner with easily attachable discs
    • Patent number 5,707,019
    • Issue date Jan 13, 1998
    • Aikawa Iron Works Co., Ltd.
    • Yoshihiko Aikawa
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Refiner with easily attachable disc
    • Patent number 5,695,135
    • Issue date Dec 9, 1997
    • Aikawa Iron Works Co., Ltd.
    • Yoshihiko Aikawa
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Strainer for paper making
    • Patent number 5,665,207
    • Issue date Sep 9, 1997
    • Aikawa Iron Works Co., Ltd.
    • Yoshihiko Aikawa
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Method of manufacturing paper making screen plate
    • Patent number 5,647,128
    • Issue date Jul 15, 1997
    • Aikawa Iron Works Co., Ltd.
    • Yoshihiko Aikawa
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Papermaking screen
    • Patent number 5,626,235
    • Issue date May 6, 1997
    • Aikawa Iron Works Co., Ltd.
    • Yoshihiko Aikawa
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Paper making screen plate
    • Patent number 5,605,234
    • Issue date Feb 25, 1997
    • Aikawa Iron Works Co., Ltd.
    • Yoshihiko Aikawa
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Basket for a paper-making screen and method for producing same
    • Patent number 5,586,662
    • Issue date Dec 24, 1996
    • Aikawa Iron Works Co., Ltd.
    • Yoshihiko Aikawa
    • B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
  • Information Patent Grant

    Device for detecting foreign matter in pulp suspension
    • Patent number 5,518,584
    • Issue date May 21, 1996
    • Aikawa Iron Works Co., Ltd.
    • Yoshihiko Aikawa
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Screen apparatus for paper making
    • Patent number 5,443,213
    • Issue date Aug 22, 1995
    • Aikawa Iron Works Co., Ltd.
    • Yoshihiko Aikawa
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Doctor blade supporting structure
    • Patent number 5,279,710
    • Issue date Jan 18, 1994
    • Aikawa Iron Works, Co., Ltd.
    • Yoshihiko Aikawa
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

Patents Applicationslast 30 patents

  • Information Patent Application

    FLOTATION APPARATUS
    • Publication number 20100134576
    • Publication date Jun 3, 2010
    • Nippon Paper Industries Co., Ltd.
    • Minoru Ishida
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Doctor device and blade exchange method for doctor device
    • Publication number 20080292378
    • Publication date Nov 27, 2008
    • AIKAWA IRON WORKS CO., LTD.
    • Yoshihiko Aikawa
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Application

    Papermaking screen device
    • Publication number 20080217214
    • Publication date Sep 11, 2008
    • AIKAWA IRON WORKS CO., LTD.
    • Yoshihiko Aikawa
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Application

    Kneader
    • Publication number 20080078853
    • Publication date Apr 3, 2008
    • Nippon Paper Industries Co., Ltd.
    • Mitsuhiro Sugino
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Screen apparatus
    • Publication number 20080017342
    • Publication date Jan 24, 2008
    • AIKAWA IRON WORKS CO., LTD.
    • Yoshihiko Aikawa
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Application

    Screen device
    • Publication number 20070215526
    • Publication date Sep 20, 2007
    • AIKAWA IRON WORKS CO.,LTD
    • Yoshihiko Aikawa
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Application

    Screen apparatus
    • Publication number 20060180506
    • Publication date Aug 17, 2006
    • AIKAWA IRON WORKS CO., LETD.
    • Yoshihiko Aikawa
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Application

    Screen device
    • Publication number 20060076278
    • Publication date Apr 13, 2006
    • AIKAWA IRON WORKS CO., LTD.
    • Yoshihiko Aikawa
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Application

    Screen device
    • Publication number 20060032791
    • Publication date Feb 16, 2006
    • AIKAWA IRON WORKS CO.,LTD
    • Yoshihiko Aikawa
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Application

    Papermaking screen device
    • Publication number 20050126986
    • Publication date Jun 16, 2005
    • AIKAWA IRON WORKS CO., LTD.
    • Yoshihiko Aikawa
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Application

    Papermaking strainer
    • Publication number 20050072730
    • Publication date Apr 7, 2005
    • AIKAWA IRON WORKS CO., LTD.
    • Yoshihiko Aikawa
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Application

    Screen apparatus
    • Publication number 20040112797
    • Publication date Jun 17, 2004
    • Yoshihiko Aikawa
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Application

    Dissociating apparatus for papermaking raw material and method for...
    • Publication number 20040094646
    • Publication date May 20, 2004
    • AIKAWA IRON WORKS CO., LTD.
    • Yoshihiko Aikawa
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    Screen apparatus
    • Publication number 20040079682
    • Publication date Apr 29, 2004
    • AIKAWA IRON WORKS CO., LTD.
    • Yoshihiko Aikawa
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Application

    Refiner and agitating apparatus for papermaking
    • Publication number 20030071153
    • Publication date Apr 17, 2003
    • AIKAWA IRON WORKS CO., LTD.
    • Yoshihiko Aikawa
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Application

    Refiner and method for manufacturing the same
    • Publication number 20030029587
    • Publication date Feb 13, 2003
    • AIKAWA IRON WORKS CO., LTD.
    • Yoshihiko Aikawa
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Application

    Screen apparatus
    • Publication number 20030010854
    • Publication date Jan 16, 2003
    • AIKAWA IRON WORKS CO., LTD.
    • Yoshihiko Aikawa
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Application

    Cylindrical screen
    • Publication number 20030006173
    • Publication date Jan 9, 2003
    • AIKAWA IRON WORKS CO., LTD.
    • Yoshihiko Aikawa
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE