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Taku Naitou

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Patents Grantslast 30 patents

  • Information Patent Grant

    Sheet folding device
    • Patent number 9,604,815
    • Issue date Mar 28, 2017
    • Riso Kagaku Corporation
    • Taku Naitou
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Sealed letter formation system
    • Patent number 9,376,226
    • Issue date Jun 28, 2016
    • Riso Kagaku Corporation
    • Taku Naitou
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Sealed document preparation system
    • Patent number 9,039,111
    • Issue date May 26, 2015
    • Riso Kagaku Corporation
    • Taku Naitou
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Stencil printing ink
    • Patent number 7,615,252
    • Issue date Nov 10, 2009
    • Riso Kagaku Corporation
    • Yoshihiro Hayashi
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Stencil printing machine with stencil clamping portion
    • Patent number 7,415,926
    • Issue date Aug 26, 2008
    • Riso Kagaku Corporation
    • Akira Nakamura
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Stencil printing machine
    • Patent number 7,401,551
    • Issue date Jul 22, 2008
    • Riso Kagaku Corporation
    • Akira Nakamura
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Stencil printing method for printing water-based ink
    • Patent number 7,370,576
    • Issue date May 13, 2008
    • Riso Kagaku Corporation
    • Akira Nakamura
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Stencil printing machine using suction of ink recovery unit to fit...
    • Patent number 7,370,577
    • Issue date May 13, 2008
    • Riso Kagaku Corporation
    • Taku Naitou
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Stencil printing machine, ink recovering method, image unevenness p...
    • Patent number 7,287,466
    • Issue date Oct 30, 2007
    • Riso Kagaku Corporation
    • Hirohide Hashimoto
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Stencil printing machine
    • Patent number 7,194,952
    • Issue date Mar 27, 2007
    • Riso Kagaku Corporation
    • Taku Naitou
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Stencil printing machine
    • Patent number 7,117,786
    • Issue date Oct 10, 2006
    • Riso Kagaku Corporation
    • Akira Nakamura
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Stencil printing machine
    • Patent number 7,069,850
    • Issue date Jul 4, 2006
    • Riso Kagaku Corporation
    • Akira Nakamura
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Stencil printing machine
    • Patent number 7,040,222
    • Issue date May 9, 2006
    • Riso Kagaku Corporation
    • Akira Nakamura
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Stencil printing machine
    • Patent number 6,789,472
    • Issue date Sep 14, 2004
    • Riso Kagaku Corporation
    • Akira Nakamura
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Stencil printing device
    • Patent number 6,745,685
    • Issue date Jun 8, 2004
    • Riso Kagaku Corporation
    • Hideyuki Kinoshita
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL

Patents Applicationslast 30 patents

  • Information Patent Application

    SHEET FOLDING DEVICE
    • Publication number 20140243180
    • Publication date Aug 28, 2014
    • Riso Kagaku Corporation
    • Taku NAITOU
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Application

    SEALED DOCUMENT PREPARATION SYSTEM
    • Publication number 20130321549
    • Publication date Dec 5, 2013
    • Taku NAITOU
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    SEALED LETTER PREPARING APPARATUS
    • Publication number 20130174515
    • Publication date Jul 11, 2013
    • Tadayuki Wakatabi
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    SEALED LETTER FORMATION SYSTEM
    • Publication number 20130104498
    • Publication date May 2, 2013
    • Riso Kagaku Corporation
    • Taku NAITOU
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    Printing plate, method of manufacturing printing plate, apparatus f...
    • Publication number 20090314173
    • Publication date Dec 24, 2009
    • Riso Kagaku Corporation
    • Akira Nakamura
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Stencil printing machine
    • Publication number 20070181015
    • Publication date Aug 9, 2007
    • RISO KAGAKU CORPORATION of JAPAN
    • Taku Naitou
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Thermal recording apparatus
    • Publication number 20070146471
    • Publication date Jun 28, 2007
    • Riso Kagaku Corporation
    • Akira Nakamura
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Stencil printing machine
    • Publication number 20050217518
    • Publication date Oct 6, 2005
    • Taku Naitou
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Stencil printing machine
    • Publication number 20050217519
    • Publication date Oct 6, 2005
    • Taku Naitou
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Stencil printing machine
    • Publication number 20050217516
    • Publication date Oct 6, 2005
    • Taku Naitou
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Stencil printing machine
    • Publication number 20050217517
    • Publication date Oct 6, 2005
    • Akira Nakamura
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Stencil printing ink
    • Publication number 20050215665
    • Publication date Sep 29, 2005
    • Yoshihiro Hayashi
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    Stencil printing method and water-based ink for stencil printing
    • Publication number 20050211115
    • Publication date Sep 29, 2005
    • Akira Nakamura
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Stencil printing machine
    • Publication number 20050183591
    • Publication date Aug 25, 2005
    • Akira Nakamura
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Stencil printing machine
    • Publication number 20050160926
    • Publication date Jul 28, 2005
    • Akira Nakamura
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Stencil printing machine
    • Publication number 20050150401
    • Publication date Jul 14, 2005
    • Akira Nakamura
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Stencil printing machine, ink recovering method, image unevenness p...
    • Publication number 20050056169
    • Publication date Mar 17, 2005
    • Hirohide Hashimoto
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Stencil printing machine
    • Publication number 20050045054
    • Publication date Mar 3, 2005
    • Akira Nakamura
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Stencil printing machine
    • Publication number 20040069164
    • Publication date Apr 15, 2004
    • Akira Nakamura
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Stencil printing device
    • Publication number 20020112621
    • Publication date Aug 22, 2002
    • Hideyuki Kinoshita
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL