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  • CPC
  • B43K7/105
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Parent Industries

BPERFORMING OPERATIONS TRANSPORTING B43Writing accessories B43KIMPLEMENTS FOR WRITING OR DRAWING B43K7/00Ball-point pens

Current Industry

B43K7/105Feed bars
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Ballpoint pen
    • Patent number 9,981,499
    • Issue date May 29, 2018
    • Mitsubishi Pencil Company, Limited
    • Takeo Fukumoto
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Pressure fluctuation buffering mechanism and applicator
    • Patent number 9,969,205
    • Issue date May 15, 2018
    • CHEMICOS CREATIONS LTD.
    • Masayuki Kawasaki
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Ballpoint pen
    • Patent number 9,533,528
    • Issue date Jan 3, 2017
    • Mitsubishi Pencil Company, Limited
    • Yoshihisa Osano
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Writing instrument
    • Patent number 9,375,972
    • Issue date Jun 28, 2016
    • Kabushiki Kaisha Pilot Corporation
    • Hirotaka Masuda
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Roller ball pen for use with metallic inks
    • Patent number 9,290,036
    • Issue date Mar 22, 2016
    • Crayola LLC
    • Linda J. Smith
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Direct liquid-writing instrument
    • Patent number 8,113,732
    • Issue date Feb 14, 2012
    • Micro Co., Ltd.
    • Takehiko Shima
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Liquid ink writing pen
    • Patent number 6,390,711
    • Issue date May 21, 2002
    • Chartpak, Inc.
    • Bruce W. Brunetti
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Device for applying writing, drawing, printing and painting fluids...
    • Patent number 5,352,052
    • Issue date Oct 4, 1994
    • Dataprint Datendrucksysteme R. Kaufmann KG
    • Rainer Kaufmann
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Flow control for writing instruments
    • Patent number 5,290,116
    • Issue date Mar 1, 1994
    • Shin-Ju D. Chang
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Ball point pen with tubular ball holder
    • Patent number 5,000,605
    • Issue date Mar 19, 1991
    • Gebr. Schneider GmbH
    • Roland Schneider
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Pen with slide plug and valve
    • Patent number 4,973,180
    • Issue date Nov 27, 1990
    • Jiro Hori
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Writing implement
    • Patent number 4,952,089
    • Issue date Aug 28, 1990
    • Gebr. Schneider GmbH
    • Roland Schneider
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Plotter stylus with cap covered vent
    • Patent number 4,712,937
    • Issue date Dec 15, 1987
    • Schmidt Feintechnik GmbH
    • Rolf Schmidt
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Ink guide for writing instruments
    • Patent number 4,708,508
    • Issue date Nov 24, 1987
    • Pentel Kabushiki Kaisha
    • Masamitsu Nagahama
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Ball-point pen venting arrangement
    • Patent number 4,669,906
    • Issue date Jun 2, 1987
    • Pilot Man-Nen-Hitsu Kabushiki Kaisha
    • Kunio Narushima
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Writing instrument with plural tips
    • Patent number 4,610,556
    • Issue date Sep 9, 1986
    • Kuo-Lung Tsai
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Ball-holder of a ball-point pen
    • Patent number 4,603,994
    • Issue date Aug 5, 1986
    • Pentel Kabushiki Kaisha
    • Yoshinobu Mitsuda
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Pen core for writing instrument
    • Patent number 4,556,336
    • Issue date Dec 3, 1985
    • Pilot Man-Nen-Hitsu Kabushiki Kaisha
    • Tsunenori Sano
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Writing instrument with overflow chamber and return to supply
    • Patent number 4,509,876
    • Issue date Apr 9, 1985
    • Kotobuki & Co.
    • Jiro Hori
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Aqueous ink writing tip
    • Patent number 4,500,222
    • Issue date Feb 19, 1985
    • Waite & Son Limited
    • John P. Clading-Boel
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Ball-point pen tip
    • Patent number 4,457,644
    • Issue date Jul 3, 1984
    • Pilot Ink Co., Ltd.
    • Takehiko Yokosuka
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Fountain pen with improved ink flow control
    • Patent number 4,239,408
    • Issue date Dec 16, 1980
    • Otto Mutschler
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Ball-point pen for a low-viscosity ink
    • Patent number 4,145,148
    • Issue date Mar 20, 1979
    • Sakura Color Products Corporation
    • Mitsuhiro Fukuoka
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Writing element for use in ball point pen
    • Patent number 4,139,313
    • Issue date Feb 13, 1979
    • Jiro Hori
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Pen points for writing instruments
    • Patent number 4,076,428
    • Issue date Feb 28, 1978
    • Tokyo Boshi Kabushiki Kaisha
    • Nobuyuki Otake
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Ball type marker construction which eliminates stick-slip phenomena
    • Patent number 3,966,336
    • Issue date Jun 29, 1976
    • The Gillette Company
    • Lotfi H. Lotfallah
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Socket for a ball point pen
    • Patent number 3,947,137
    • Issue date Mar 30, 1976
    • The Sailor Pen Co., Ltd.
    • Jiro Hori
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Socket for holding the writing ball of a ball point pen
    • Patent number 3,945,735
    • Issue date Mar 23, 1976
    • The Sailor Pen Co., Ltd.
    • Koso Nakashiki
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    3904297
    • Patent number 3,904,297
    • Issue date Sep 9, 1975
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    3572954
    • Patent number 3,572,954
    • Issue date Mar 30, 1971
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES

Patents Applicationslast 30 patents

  • Information Patent Application

    Roller Ball Pen For Use With Metallic Inks
    • Publication number 20140270900
    • Publication date Sep 18, 2014
    • Crayola LLC
    • Linda J. Smith
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    Direct liquid-writing instrument
    • Publication number 20090028628
    • Publication date Jan 29, 2009
    • Takehiko Shima
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES