Wick separate from writing-points

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Patents Grantslast 30 patents

  • Information Patent Grant

    Marking pen

    • Patent number 11,987,068
    • Issue date May 21, 2024
    • MITSUBISHI PENCIL COMPANY, LIMITED
    • Yusuke Kobayashi
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Marker for variable shading under pressure

    • Patent number 11,827,048
    • Issue date Nov 28, 2023
    • Societe BIC
    • Etienne Roudaut
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Applicator with gas-liquid exchanging section and occluding body

    • Patent number 11,370,243
    • Issue date Jun 28, 2022
    • 3S CORPORATION
    • Eiji Hori
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Liquid ink writing instrument

    • Patent number 10,611,185
    • Issue date Apr 7, 2020
    • QINGDAO CHANGLONG STATIONERY CO., LTD.
    • Sipeng Xie
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Writing instrument

    • Patent number 10,507,684
    • Issue date Dec 17, 2019
    • Mitsubishi Pencil Company, Limited
    • Tooru Nakajima
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Applicator

    • Patent number 10,299,562
    • Issue date May 28, 2019
    • WINTRADING CO., LTD.
    • Hiroaki Takahashi
    • A45 - HAND OR TRAVELLING ARTICLES
  • Information Patent Grant

    Pen and Pen Refill

    • Patent number 10,172,431
    • Issue date Jan 8, 2019
    • Kuretake Co., Ltd.
    • Natsumi Saito
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Writing instrument and ink cartridge

    • Patent number 10,000,088
    • Issue date Jun 19, 2018
    • Kabushiki Kaisha Pilot Corporation
    • Takanori Hoshino
    • 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

    Marker for optical mark response forms

    • Patent number 9,931,884
    • Issue date Apr 3, 2018
    • Amara Rahman Durham
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Liquid applying container

    • Patent number 9,908,362
    • Issue date Mar 6, 2018
    • Tokiwa Corporation
    • Risa Yasumi
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Reservoir type writing pen having micro-porous straight-liquid stru...

    • Patent number 9,694,620
    • Issue date Jul 4, 2017
    • Tung Yik International Ltd.
    • Xiangwei Chu
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Refill for writing tool and writing tool

    • Patent number 9,688,092
    • Issue date Jun 27, 2017
    • Kuretake Co., Ltd.
    • Akina Niwa
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Marker for optical mark response forms

    • Patent number 9,470,628
    • Issue date Oct 18, 2016
    • Amara Rahman Durham
    • Amara Rahman Durham
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Device for storing and applying a fluid product

    • Patent number 9,381,767
    • Issue date Jul 5, 2016
    • STABILO International GmbH
    • Joerg Rahn
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Writing instrument having an ink balance mechanism

    • Patent number 9,266,380
    • Issue date Feb 23, 2016
    • NINGBO WUYUN PEN MANUFACTURING CO., LTD.
    • Liping Wang
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Marker for optical mark response forms

    • Patent number 8,690,464
    • Issue date Apr 8, 2014
    • Amara Rahman Durham
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Writing pen with ink storage

    • Patent number 8,591,132
    • Issue date Nov 26, 2013
    • Tung Yik International Ltd.
    • Ve Chung Hui
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Automatic adjustment and control structure for writing liquid

    • Patent number 7,252,451
    • Issue date Aug 7, 2007
    • Hongfan Jiang
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Free ink system

    • Patent number 7,101,104
    • Issue date Sep 5, 2006
    • Sanford, L.P.
    • Wolfgang Witz
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Method and apparatus for making NIBS and ink reservoirs for writing...

    • Patent number 6,840,692
    • Issue date Jan 11, 2005
    • Filtrona Richmond, Inc.
    • Bennett C. Ward
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Free ink system

    • Patent number 6,695,517
    • Issue date Feb 24, 2004
    • Sanford, L.P.
    • Wolfgang Witz
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Ink regulating apparatus in a pen

    • Patent number 6,503,017
    • Issue date Jan 7, 2003
    • Chen-Chou Liu
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Efficient fluid dispensing utensil

    • Patent number 6,322,268
    • Issue date Nov 27, 2001
    • Avery Dennison Corporation
    • Rainer Kaufmann
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Liquid applicator

    • Patent number 6,276,860
    • Issue date Aug 21, 2001
    • Mitsubishi Pencil Kabushiki Kaisha
    • Nobuyuki Nakajima
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Fillerless writing instrument

    • Patent number 5,906,446
    • Issue date May 25, 1999
    • BIC Corporation
    • Russell McCulloch
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Liquid applicator

    • Patent number 5,709,492
    • Issue date Jan 20, 1998
    • Sakura Color Products Corp.
    • Masahiro Yasunaga
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Electroluminescent device comprising oxadiazole compounds luminesce...

    • Patent number 5,656,401
    • Issue date Aug 12, 1997
    • Ricoh Company, Ltd.
    • Masafumi Ohta
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Electroluminescent device comprising oxadiazole compounds luminesce...

    • Patent number 5,610,309
    • Issue date Mar 11, 1997
    • Ricoh Company, Ltd.
    • Masafumi Ohta
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Method of producing oxadiazole compounds

    • Patent number 5,597,925
    • Issue date Jan 28, 1997
    • Ricoh Company, Ltd.
    • Masafumi Ohta
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES

Patents Applicationslast 30 patents

  • Information Patent Application

    MARKING PEN

    • Publication number 20230086315
    • Publication date Mar 23, 2023
    • MITSUBISHI PENCIL COMPANY, LIMITED
    • Yusuke KOBAYASHI
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    MARKER FOR VARIABLE SHADING UNDER PRESSURE

    • Publication number 20220297466
    • Publication date Sep 22, 2022
    • SOCIETE BIC
    • Etienne ROUDAUT
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    APPLICATOR

    • Publication number 20200230996
    • Publication date Jul 23, 2020
    • 3S CORPORATION
    • Eiji HORI
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    TOPICAL SKIN CARE PRODUCT APPLICATOR DEVICE

    • Publication number 20160286933
    • Publication date Oct 6, 2016
    • Thomas J. Northcott
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    PRESSURE FLUCTUATION BUFFERING MECHANISM AND APPLICATOR

    • Publication number 20160250884
    • Publication date Sep 1, 2016
    • V SPARK Co., Ltd.
    • Masayuki KAWASAKI
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    Writing Instrument and Ink Cartridge

    • Publication number 20160229218
    • Publication date Aug 11, 2016
    • Kabushiki Kaisha Pilot Corporation (Also Trading as Pilot Corporation)
    • Takanori Hoshino
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    Refill for Writing Tool and Writing Tool

    • Publication number 20150202912
    • Publication date Jul 23, 2015
    • Kuretake Co., Ltd.
    • Akina Niwa
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    Marker for Optical Mark Response Forms

    • Publication number 20140218737
    • Publication date Aug 7, 2014
    • Amara Rahman Durham
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    APPLICATOR

    • Publication number 20130004231
    • Publication date Jan 3, 2013
    • Yasunori Nakatani
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    MARKER PEN WITH A BENDING ASSEMBLY

    • Publication number 20120207533
    • Publication date Aug 16, 2012
    • BAO-SHEN LIU
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    WRITING PEN WITH INK STORAGE

    • Publication number 20120107036
    • Publication date May 3, 2012
    • TUNG YIK INTERNATIONAL LTD.
    • Ve Chung HUI
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    ELECTRICAL WIRE IDENTIFICATION MARKER

    • Publication number 20120087708
    • Publication date Apr 12, 2012
    • Sean Campbell
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    DEVICE FOR STORING AND APPLYING A FLUID PRODUCT

    • Publication number 20090035051
    • Publication date Feb 5, 2009
    • STABILO INTERNATIONAL GMBH
    • Joerg Rahn
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    Marker for Optical Mark Response Forms

    • Publication number 20090003919
    • Publication date Jan 1, 2009
    • Amara Rahman Durham
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    Automatic adjustment and control structure for writing liquid

    • Publication number 20070122229
    • Publication date May 31, 2007
    • Hongfan Jiang
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    Marking instrument

    • Publication number 20060263144
    • Publication date Nov 23, 2006
    • Liang Wang
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    Writing instruments

    • Publication number 20060210348
    • Publication date Sep 21, 2006
    • Liang Wang
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    Melt blown fiber structures for use in high strength wicks

    • Publication number 20050153132
    • Publication date Jul 14, 2005
    • Filtrona Richmond, Inc.
    • Bennett C. Ward
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    Free ink system

    • Publication number 20040170465
    • Publication date Sep 2, 2004
    • Wolfgang Witz
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    Method and apparatus for making NIBS and ink reservoirs for writing...

    • Publication number 20030194260
    • Publication date Oct 16, 2003
    • Bennett C. Ward
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    Free ink system

    • Publication number 20020168215
    • Publication date Nov 14, 2002
    • Sanford North America
    • Wolfgang Witz
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    Apparatus, in particular writing instrument

    • Publication number 20020057940
    • Publication date May 16, 2002
    • Rainer Kaufmann
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES