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Hideki Oiwa

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  • Wakayama, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Sheet processor and sheet processing apparatus
    • Patent number 11,052,630
    • Issue date Jul 6, 2021
    • DUPLO SEIKO CORPORATION
    • Hideki Oiwa
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Sheet material processing device and sheet material processing appa...
    • Patent number 10,850,414
    • Issue date Dec 1, 2020
    • DUPLO SEIKO CORPORATION
    • Hideki Oiwa
    • B26 - HAND CUTTING TOOLS CUTTING SEVERING
  • Information Patent Grant

    Sheet processing apparatus
    • Patent number 10,442,653
    • Issue date Oct 15, 2019
    • Duplo Seiko Corporation
    • Hideki Oiwa
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Slitter, sheet cutting device, and sheet processing apparatus
    • Patent number 10,272,583
    • Issue date Apr 30, 2019
    • Duplo Seiko Corporation
    • Hideki Oiwa
    • B26 - HAND CUTTING TOOLS CUTTING SEVERING
  • Information Patent Grant

    Paper processing apparatus
    • Patent number 8,773,738
    • Issue date Jul 8, 2014
    • Duplo Seiko Corporation
    • Akihiko Toki
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Stacker device
    • Patent number 8,353,509
    • Issue date Jan 15, 2013
    • Duplo Seiko Corporation
    • Ryuichi Oota
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Cross conveying device
    • Patent number 8,322,713
    • Issue date Dec 4, 2012
    • Duplo Seiko Corporation
    • Ryuichi Oota
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Paper folding mechanism and paper folding apparatus
    • Patent number 8,273,004
    • Issue date Sep 25, 2012
    • Duplo Seiko Corporation
    • Ryuichi Oota
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Paper sheet conveying device and paper sheet conveying system
    • Patent number 8,157,261
    • Issue date Apr 17, 2012
    • Duplo Seiko Corporation
    • Ryuichi Oota
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Paper sheet processing device
    • Patent number 7,832,318
    • Issue date Nov 16, 2010
    • Duplo Seiko Corporation
    • Ryuichi Oota
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Sheet feeder
    • Patent number 7,506,868
    • Issue date Mar 24, 2009
    • Duplo Seiko Corporation
    • Ryuichi Oota
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Paper sheet processing device
    • Patent number 7,419,149
    • Issue date Sep 2, 2008
    • Duplo Seiko Corporation
    • Ryuichi Oota
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

  • Information Patent Application

    FOLDING APPARATUS
    • Publication number 20240253942
    • Publication date Aug 1, 2024
    • Duplo Seiko Corporation
    • Hidenori YOROZU
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Application

    SHEET PROCESSOR AND SHEET PROCESSING APPARATUS
    • Publication number 20180339483
    • Publication date Nov 29, 2018
    • Duplo Seiko Corporation
    • Hideki OIWA
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Application

    SHEET PROCESSING APPARATUS
    • Publication number 20180079617
    • Publication date Mar 22, 2018
    • Duplo Seiko Corporation
    • Hideki OIWA
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Application

    SLITTER, SHEET CUTTING DEVICE, AND SHEET PROCESSING APPARATUS
    • Publication number 20180079097
    • Publication date Mar 22, 2018
    • Duplo Seiko Corporation
    • Hideki OIWA
    • B26 - HAND CUTTING TOOLS CUTTING SEVERING
  • Information Patent Application

    SHEET MATERIAL PROCESSING DEVICE AND SHEET MATERIAL PROCESSING APPA...
    • Publication number 20160346945
    • Publication date Dec 1, 2016
    • Duplo Seiko Corporation
    • Hideki OIWA
    • B26 - HAND CUTTING TOOLS CUTTING SEVERING
  • Information Patent Application

    PAPER PROCESSING APPARATUS
    • Publication number 20130057930
    • Publication date Mar 7, 2013
    • Duplo Seiko Corporation
    • Akihiko Toki
    • B26 - HAND CUTTING TOOLS CUTTING SEVERING
  • Information Patent Application

    CROSS CONVEYING DEVICE
    • Publication number 20120049443
    • Publication date Mar 1, 2012
    • Duplo Seiko Corporation
    • Ryuichi Oota
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Application

    STACKER DEVICE
    • Publication number 20120007306
    • Publication date Jan 12, 2012
    • Duplo Seiko Corporation
    • Ryuichi Oota
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Application

    PAPER SHEET CONVEYING DEVICE AND PAPER SHEET CONVEYING SYSTEM
    • Publication number 20110074091
    • Publication date Mar 31, 2011
    • DUPLO SEIKO CORPORATION
    • Ryuichi Oota
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Application

    PAPER FOLDING MECHANISM AND PAPER FOLDING APPARATUS
    • Publication number 20100222195
    • Publication date Sep 2, 2010
    • Duplo Seiko Corporation
    • Ryuichi Oota
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Application

    PAPER SHEET PROCESSING DEVICE
    • Publication number 20080258379
    • Publication date Oct 23, 2008
    • Duplo Seiko Corporation
    • Ryuichi Oota
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Sheet feeder
    • Publication number 20070108692
    • Publication date May 17, 2007
    • Duplo Seiko Corporation
    • Ryuichi Oota
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Application

    Paper sheet processing device
    • Publication number 20060145415
    • Publication date Jul 6, 2006
    • Dupio Seiko Corporation
    • Ryuichi Oota
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR