TREA

with resilient supporting means for the ball

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  • CPC
  • B43K1/086
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Parent Industries

BPERFORMING OPERATIONS TRANSPORTING B43Writing accessories B43KIMPLEMENTS FOR WRITING OR DRAWING B43K1/00Nibs Writing-points

Current Industry

B43K1/086with resilient supporting means for the ball
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Ballpoint pen chip and writing utensil equipped with the ballpoint...
    • Patent number 10,155,410
    • Issue date Dec 18, 2018
    • Zebra Co., Ltd.
    • Naoko Nakamura
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Friction body, writing instrument and writing instrument set
    • Patent number 9,592,702
    • Issue date Mar 14, 2017
    • The Pilot Ink Co., Ltd.
    • Takashi Wase
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Thermochromic writing instrument
    • Patent number 9,266,379
    • Issue date Feb 23, 2016
    • The Pilot Ink Co., Ltd.
    • Yoshinori Imamura
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Thermochromic writing instrument
    • Patent number 9,233,574
    • Issue date Jan 12, 2016
    • The Pilot Ink Co., Ltd.
    • Yoshinori Imamura
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Ballpoint pen tip, ballpoint pen refill, and ballpoint pen
    • Patent number 9,056,518
    • Issue date Jun 16, 2015
    • Mitsubishi Pencil Company, Limited
    • Yoshihide Ishii
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Micro motion poppet valve assembly for delivery of ink with large p...
    • Patent number 9,050,850
    • Issue date Jun 9, 2015
    • Sanford, L.P.
    • Christoph Gillum
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Micro ballpoint pen and printing apparatus
    • Patent number 9,044,964
    • Issue date Jun 2, 2015
    • Electronics and Telecommunications Research Institute
    • SangChul Lim
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Water based ink compositions for ballpoint pen
    • Patent number 8,764,333
    • Issue date Jul 1, 2014
    • The Pilot Ink Co., Ltd.
    • Hideaki Asami
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Water-based ballpoint pen
    • Patent number 8,500,354
    • Issue date Aug 6, 2013
    • The Pilot Ink Co., Ltd.
    • Youichi Takasu
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Water-based ballpoint pen
    • Patent number 8,491,213
    • Issue date Jul 23, 2013
    • The Pilot Ink Co., Ltd.
    • Youichi Takasu
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Joining member and ballpoint pen employing the same
    • Patent number 8,439,587
    • Issue date May 14, 2013
    • Zebra Co., Ltd.
    • Tomooki Okabe
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Thermochromic writing instrument
    • Patent number 8,322,937
    • Issue date Dec 4, 2012
    • The Pilot Ink Co., Ltd.
    • Yoshinori Imamura
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Friction body, writing instrument and writing instrument set
    • Patent number 8,282,299
    • Issue date Oct 9, 2012
    • The Pilot Ink Co., Ltd.
    • Yoshihiro Ito
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Tip unit for liquid applicator, method for producing the same, and...
    • Patent number 7,914,222
    • Issue date Mar 29, 2011
    • Sakura Color Products Corporation
    • Hiroshi Inoue
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Ball-point pen tip and ink refill
    • Patent number 7,862,249
    • Issue date Jan 4, 2011
    • Mitsubishi Pencil Kabushikikaisha
    • Mitsuhiro Ohashi
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Method of producing applicator tip
    • Patent number 7,721,402
    • Issue date May 25, 2010
    • Sakura Color Products Corporation
    • Hiroshi Inoue
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Writing utensil
    • Patent number 7,648,297
    • Issue date Jan 19, 2010
    • edding AG
    • Rainer Kaufmann
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Aqueous ink composition
    • Patent number 7,538,148
    • Issue date May 26, 2009
    • Sakura Color Products Corporation
    • Hiroshi Inoue
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Bold-fine multiple width marking instrument
    • Patent number 7,290,955
    • Issue date Nov 6, 2007
    • Sanford, L.P.
    • Amar A. Patel
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Refill for oil-based ink ballpoint pen and oil-based ink ballpoint pen
    • Patent number 6,945,726
    • Issue date Sep 20, 2005
    • Mitsubishi Pencil Co. Ltd.
    • Syuji Ichikawa
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Ball point pen
    • Patent number 6,805,511
    • Issue date Oct 19, 2004
    • The Pilot Ink Co., Ltd.
    • Masashi Ando
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Ball point pen
    • Patent number 6,602,011
    • Issue date Aug 5, 2003
    • The Pilot Ink Co., Ltd.
    • Hideyuki Tanaka
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Double ended direct-feed type writing implement
    • Patent number 6,435,747
    • Issue date Aug 20, 2002
    • Mitsubishi Pencil Kabushiki Kaisha
    • Kazuhiko Furukawa
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Fluid delivery system
    • Patent number 6,402,411
    • Issue date Jun 11, 2002
    • Berol Corporation
    • Jean L. Spencer
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Tip assembly of ball point pen
    • Patent number 6,322,270
    • Issue date Nov 27, 2001
    • Tokyo Sign Pen Mfg. Co., Ltd.
    • Yasuyuki Togashi
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Push button type ballpoint pen
    • Patent number 6,305,865
    • Issue date Oct 23, 2001
    • Kabushiki Kaisha Pilot
    • Kazuhiro Yoshii
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Chip for a ball point pen
    • Patent number 6,299,375
    • Issue date Oct 9, 2001
    • Zebra Co., Ltd.
    • Uichi Abe
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Tip mechanism for knock-type ballpoint pen
    • Patent number 6,193,429
    • Issue date Feb 27, 2001
    • Dong-A Pencil Co., Ltd.
    • Chung-Kyung Kim
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Ball-point pen
    • Patent number 6,082,920
    • Issue date Jul 4, 2000
    • Mitsubishi Pencil Kabushiki Kaisha
    • Kazuhiko Furukawa
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Writing tool
    • Patent number 6,042,290
    • Issue date Mar 28, 2000
    • Zebra Co., Ltd.
    • Shinichi Ishikawa
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES

Patents Applicationslast 30 patents

  • Information Patent Application

    PASSIVE VARIABLE FRICTION PEN
    • Publication number 20230234392
    • Publication date Jul 27, 2023
    • SOCIETE BIC
    • David DUFFY
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    WRITING INSTRUMENT
    • Publication number 20220371356
    • Publication date Nov 24, 2022
    • Sanford L.P.
    • Venkata Rajasekhar
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    BALL POINT TIP AND WRITING INSTRUMENT FITTED WITH SUCH A BALL POINT...
    • Publication number 20220194119
    • Publication date Jun 23, 2022
    • SOCIETE BIC
    • Jean-Baptiste BOURA
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    BALLPOINT PEN CHIP AND WRITING UTENSIL EQUIPPED WITH THE BALLPOINT...
    • Publication number 20170151823
    • Publication date Jun 1, 2017
    • ZEBRA CO., LTD.
    • Naoko NAKAMURA
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    MICRO MOTION POPPET VALVE ASSEMBLY FOR DELIVERY OF INK WITH LARGE P...
    • Publication number 20130170887
    • Publication date Jul 4, 2013
    • SANFORD, L.P.
    • Christoph Gillum
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    THERMOCHROMIC WRITING INSTRUMENT
    • Publication number 20130121744
    • Publication date May 16, 2013
    • THE PILOT INK CO., LTD.
    • Yoshinori Imamura
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    MICRO BALLPOINT PEN AND PRINTING APPARATUS
    • Publication number 20130081570
    • Publication date Apr 4, 2013
    • ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    • SangChul LIM
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    BALLPOINT PEN TIP, BALLPOINT PEN REFILL, AND BALLPOINT PEN
    • Publication number 20120328356
    • Publication date Dec 27, 2012
    • MITSUBISHI PENCIL COMPANY LIMITED
    • Yoshihide Ishii
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    Flexible air pump with stand-alone diaphragm valve
    • Publication number 20110305497
    • Publication date Dec 15, 2011
    • George Pappageorge
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    Ball-point pen tip and ink refill
    • Publication number 20100254750
    • Publication date Oct 7, 2010
    • Mitsuhiro Ohashi
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    JOINING MEMBER AND BALLPOINT PEN EMPLOYING THE SAME
    • Publication number 20100129136
    • Publication date May 27, 2010
    • ZEBRA CO., LTD.
    • Tomooki Okabe
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    WRITING INSTRUMENT AND WRITING INSTRUMENT SET
    • Publication number 20100098475
    • Publication date Apr 22, 2010
    • THE PILOT INK CO., LTD.
    • Katsuyuki Fujita
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    THERMOCHROMIC WRITING INSTRUMENT
    • Publication number 20100098476
    • Publication date Apr 22, 2010
    • THE PILOT INK CO., LTD.
    • Yoshinori Imamura
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    Water Based Ink Compositions For Ballpoint Pen
    • Publication number 20100040401
    • Publication date Feb 18, 2010
    • Hideaki Asami
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    TIP FOR WRITING INSTRUMENT
    • Publication number 20090196676
    • Publication date Aug 6, 2009
    • DONG-A PENCIL CO., LTD.
    • Hak-Jae KIM
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    FRICTION BODY, WRITING INSTRUMENT AND WRITING INSTRUMENT SET
    • Publication number 20080292385
    • Publication date Nov 27, 2008
    • THE PILOT INK CO., LTD.
    • Takashi WASE
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    BALLPOINT PEN TIP
    • Publication number 20080199243
    • Publication date Aug 21, 2008
    • DONG-A PENCIL CO., LTD.
    • Myeong-Ki KIM
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    Writting Utensil
    • Publication number 20080193199
    • Publication date Aug 14, 2008
    • edding AG
    • Rainer Kaufmann
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    FRICTION BODY, WRITING INSTRUMENT AND WRITING INSTRUMENT SET
    • Publication number 20080124164
    • Publication date May 29, 2008
    • THE PILOT INK CO., LTD.
    • Yoshihiro ITO
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    Water-based ballpoint pen
    • Publication number 20070292200
    • Publication date Dec 20, 2007
    • THE PILOT INK CO., LTD.
    • Youichi Takasu
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    Friction body, writing instrument and writing instrument set
    • Publication number 20070189836
    • Publication date Aug 16, 2007
    • THE PILOT INK CO., LTD.
    • Kuniyuki Senga
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    Tip unit for liquid applicator, method for producing the same, and...
    • Publication number 20070110507
    • Publication date May 17, 2007
    • Hiroshi Inoue
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    Method of producing applicator tip
    • Publication number 20060260112
    • Publication date Nov 23, 2006
    • Hiroshi Inoue
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    Aqueous ink composition
    • Publication number 20060233595
    • Publication date Oct 19, 2006
    • SAKURA COLOR PRODUCTS CORPORATION
    • Hiroshi Inoue
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    Ball-point pen with means of preventing inclination of the straight...
    • Publication number 20060115318
    • Publication date Jun 1, 2006
    • PREMEC S.A.
    • Sergio Santini
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    Refill for oil-based ink ballpoint pen and oil-based ink ballpoint pen
    • Publication number 20050123341
    • Publication date Jun 9, 2005
    • Mitsubishi Pencil Co., Ltd.
    • Syuji Ichikawa
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    Bold-fine multiple width marking instrument
    • Publication number 20050042015
    • Publication date Feb 24, 2005
    • SANFORD L.P.
    • Amar A. Patel
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    Water-based ballpoint pen
    • Publication number 20050019090
    • Publication date Jan 27, 2005
    • THE PILOT INK CO., LTD.
    • Youichi Takasu
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    BALL POINT PEN
    • Publication number 20040170467
    • Publication date Sep 2, 2004
    • THE PILOT INK CO., LTD.
    • Masashi Ando
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    Ball point pen
    • Publication number 20020154938
    • Publication date Oct 24, 2002
    • THE PILOT INK CO., LTD.
    • Hideyuki Tanaka
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES