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Ryoichi Kawai

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Patents Grantslast 30 patents

  • Information Patent Grant

    Printing apparatus
    • Patent number 7,614,736
    • Issue date Nov 10, 2009
    • Sharp Kabushiki Kaisha
    • Hideyuki Miyake
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Paper conveying apparatus and printing apparatus
    • Patent number 7,602,513
    • Issue date Oct 13, 2009
    • Sharp Kabushiki Kaisha
    • Hideo Uwagaki
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Ink-jet printer
    • Patent number 7,396,121
    • Issue date Jul 8, 2008
    • Sharp Kabushiki Kaisha
    • Ryoichi Kawai
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Maintenance mechanism for ink jet printer
    • Patent number 7,316,466
    • Issue date Jan 8, 2008
    • Sharp Kabushiki Kaisha
    • Hideo Uwagaki
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Structure for holding ink cartridge
    • Patent number 7,275,809
    • Issue date Oct 2, 2007
    • Sharp Kabushiki Kaisha
    • Hideo Uwagaki
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Printer
    • Patent number 7,182,425
    • Issue date Feb 27, 2007
    • Sharp Kabushiki Kaisha
    • Hideo Uwagaki
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Paper feeding apparatus and image forming apparatus including the same
    • Patent number 7,092,074
    • Issue date Aug 15, 2006
    • Sharp Kabushiki Kaisha
    • Ryoichi Kawai
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Sheet feeding apparatus
    • Patent number 7,077,396
    • Issue date Jul 18, 2006
    • Sharp Kabushiki Kaisha
    • Hideo Uwagaki
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Print head maintenance mechanism
    • Patent number 6,991,312
    • Issue date Jan 31, 2006
    • Sharp Kabushiki Kaisha
    • Hideo Uwagaki
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Facsimile apparatus
    • Patent number 5,265,152
    • Issue date Nov 23, 1993
    • Sharp Kabushiki Kaisha
    • Matahira Kotani
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Paper feeding device for facsimile apparatus
    • Patent number 5,226,639
    • Issue date Jul 13, 1993
    • Sharp Kabushiki Kaisha
    • Shigeru Kida
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Printer with openable paper web cassette mounting a platen roller
    • Patent number 5,201,588
    • Issue date Apr 13, 1993
    • Sharp Kabushiki Kaisha
    • Katsuyuki Sakai
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Head engagement mechanism for thermal recording apparatus
    • Patent number 5,071,266
    • Issue date Dec 10, 1991
    • Sharp Kabushiki Kaisha
    • Michiya Harada
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Facsimile device
    • Patent number 4,895,288
    • Issue date Jan 23, 1990
    • Sharp Kabushiki Kaisha
    • Matahira Kotani
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Reader/recorder assembly in a facsimile system
    • Patent number 4,827,355
    • Issue date May 2, 1989
    • Sharp Kabushiki Kaisha
    • Matahira Kotani
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Read/record head in facsimile
    • Patent number 4,809,080
    • Issue date Feb 28, 1989
    • Sharp Kabushiki Kaisha
    • Matahira Kotani
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Folding facsimile
    • Patent number 4,750,047
    • Issue date Jun 7, 1988
    • Sharp Kabushiki Kaisha
    • Matahira Kotani
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Optical reader with optical elements mounted on moldings
    • Patent number 4,587,418
    • Issue date May 6, 1986
    • Sharp Kabushiki Kaisha
    • Hiroshi Shirakoshi
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

  • Information Patent Application

    Printing apparatus
    • Publication number 20070159503
    • Publication date Jul 12, 2007
    • Hideyuki Miyake
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Sheet body treating apparatus
    • Publication number 20060239752
    • Publication date Oct 26, 2006
    • Sharp Kabushiki Kaisha
    • Kenichi Shiraishi
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    Ink-jet printer
    • Publication number 20060232653
    • Publication date Oct 19, 2006
    • Ryoichi Kawai
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Maintenance mechanism for ink jet printer
    • Publication number 20060164460
    • Publication date Jul 27, 2006
    • Hideo Uwagaki
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Structure for holding ink cartridge
    • Publication number 20060066694
    • Publication date Mar 30, 2006
    • Hideo Uwagaki
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Paper feeding apparatus and image forming apparatus including the same
    • Publication number 20040145719
    • Publication date Jul 29, 2004
    • Ryoichi Kawai
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    Sheet feeding apparatus
    • Publication number 20040004321
    • Publication date Jan 8, 2004
    • Hideo Uwagaki
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Application

    Paper conveying apparatus and printing apparatus
    • Publication number 20030210315
    • Publication date Nov 13, 2003
    • Hideo Uwagaki
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Image forming apparatus
    • Publication number 20030210293
    • Publication date Nov 13, 2003
    • Hiromitsu Tsutsui
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Printer
    • Publication number 20030193541
    • Publication date Oct 16, 2003
    • Hideo Uwagaki
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Print head maintenance mechanism
    • Publication number 20030179261
    • Publication date Sep 25, 2003
    • Hideo Uwagaki
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Image forming apparatus
    • Publication number 20030174194
    • Publication date Sep 18, 2003
    • Hiromitsu Tsutsui
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS