Assignee
ZEBRA CO LTD
JP·56 granted patents·5 pending applications·877 citations·filing 1978–2023
Top patents by PatentIndex Score
61 records- 0196US6273626B1Grip for a writing instrumentZEBRA CO LTD·Filed 1998·Granted Aug 14, 2001·120 cites·7 claims
- 0296USD366498SBall point penZEBRA CO LTD·Filed 1995·Granted Jan 23, 1996·85 cites·1 claims
- 0392USD525302SBallpoint penZEBRA CO LTD·Filed 2004·Granted Jul 18, 2006·55 cites·1 claims
- 0490USD421052SBall-point penZEBRA CO LTD·Filed 1998·Granted Feb 22, 2000·42 cites·1 claims
- 0587USD534586SBallpoint penZEBRA CO LTD·Filed 2004·Granted Jan 2, 2007·37 cites·1 claims
- 0687USD374893SBall point penZEBRA CO LTD·Filed 1995·Granted Oct 22, 1996·36 cites·1 claims
- 0783US4815880ACard type writing instrumentZEBRA CO LTD·Filed 1987·Granted Mar 28, 1989·43 cites·5 claims
- 0879USD647137SBallpoint penZEBRA CO LTD·Filed 2010·Granted Oct 18, 2011·31 cites·1 claims
- 0979USD414512SMechanical pencilZEBRA CO LTD·Filed 1998·Granted Sep 28, 1999·24 cites·1 claims
- 1078US6336761B1Knock-type writing instrumentZEBRA CO LTD·Filed 2000·Granted Jan 8, 2002·19 cites·4 claims
- 1176US5362168AWriting device with spaced walls and sliding valveZEBRA CO LTD·Filed 1993·Granted Nov 8, 1994·38 cites·11 claims
- 1275US9624391B2Water-based ink composition and water-based ballpoint penZEBRA CO LTD·Filed 2013·Granted Apr 18, 2017·2 cites·7 claims
- 1374US10507685B2Mechanical pencil unit and writing utensil with the mechanical pencil unitZEBRA CO LTD·Filed 2017·Granted Dec 17, 2019·2 cites·14 claims
- 1472US2025256530A1Active stylus penZEBRA CO LTD·Filed 2023·Application pending·0 cites
- 1568US10787022B2Writing utensil with pressurizing mechanismZEBRA CO LTD·Filed 2018·Granted Sep 29, 2020·1 cites·8 claims
- 1668US9914322B2Writing utensil with retract pieceZEBRA CO LTD·Filed 2016·Granted Mar 13, 2018·2 cites·4 claims
- 1768USD616497SRetractable penZEBRA CO LTD·Filed 2009·Granted May 25, 2010·19 cites·1 claims
- 1867US7972072B2Retractable writing implementZEBRA CO LTD·Filed 2006·Granted Jul 5, 2011·4 cites·6 claims
- 1967US5911534ACap for writing toolZEBRA CO LTD·Filed 1996·Granted Jun 15, 1999·21 cites·8 claims
- 2067US5716152AWriting toolZEBRA CO LTD·Filed 1997·Granted Feb 10, 1998·22 cites·7 claims
- 2167US4227822AComposite writing instrumentZEBRA CO LTD·Filed 1978·Granted Oct 14, 1980·29 cites·2 claims
- 2266USD307920SProtective end cap for a ball point penZEBRA CO LTD·Filed 1986·Granted May 15, 1990·11 cites·1 claims
- 2366US4283151ACompound writing instrumentZEBRA CO LTD·Filed 1980·Granted Aug 11, 1981·20 cites·4 claims
- 2463USD498493SWriting instrumentZEBRA CO LTD·Filed 2004·Granted Nov 16, 2004·13 cites·1 claims
- 2561US4268183AComposite writing instrumentZEBRA CO LTD·Filed 1979·Granted May 19, 1981·15 cites·2 claims
- 2659USD512458SWriting instrumentZEBRA CO LTD·Filed 2004·Granted Dec 6, 2005·13 cites·1 claims
- 2758US5927887ACap for a writing meansZEBRA CO LTD·Filed 1996·Granted Jul 27, 1999·14 cites·13 claims
- 2857US7600937B2Aqueous gel ballpoint pen and method for the production thereofZEBRA CO LTD·Filed 2008·Granted Oct 13, 2009·3 cites·4 claims
- 2957US6875798B2Water based ink capable of decolorizing or discoloring and a process for the production of the sameZEBRA CO LTD·Filed 2001·Granted Apr 5, 2005·5 cites·4 claims
- 3055USD628239SBallpoint penZEBRA CO LTD·Filed 2009·Granted Nov 30, 2010·9 cites·1 claims
- 3155USD533591SBallpoint penZEBRA CO LTD·Filed 2005·Granted Dec 12, 2006·10 cites·1 claims
- 3254USD574429SRetractable marking penZEBRA CO LTD·Filed 2006·Granted Aug 5, 2008·10 cites·1 claims
- 3354USD527765SBallpoint penZEBRA CO LTD·Filed 2004·Granted Sep 5, 2006·9 cites·1 claims
- 3452USD596233SBallpoint penZEBRA CO LTD·Filed 2007·Granted Jul 14, 2009·9 cites·1 claims
- 3551US11535050B2Retractive writing utensilZEBRA CO LTD·Filed 2021·Granted Dec 27, 2022·0 cites·8 claims
- 3650USD532454SBall penZEBRA CO LTD·Filed 2003·Granted Nov 21, 2006·11 cites·1 claims
- 3750US6299375B1Chip for a ball point penZEBRA CO LTD·Filed 2001·Granted Oct 9, 2001·8 cites·8 claims
- 3849US11745534B2Writing utensil and producing method of writing utensilZEBRA CO LTD·Filed 2022·Granted Sep 5, 2023·0 cites·11 claims
- 3949US10155410B2Ballpoint pen chip and writing utensil equipped with the ballpoint pen chipZEBRA CO LTD·Filed 2016·Granted Dec 18, 2018·0 cites·20 claims
- 4048USD555728SBallpoint penZEBRA CO LTD·Filed 2006·Granted Nov 20, 2007·7 cites·1 claims
- 4146USD570913SCorrection penZEBRA CO LTD·Filed 2006·Granted Jun 10, 2008·7 cites·1 claims
- 4246US5888009AWriting tool and pressurizing capZEBRA CO LTD·Filed 1996·Granted Mar 30, 1999·10 cites·9 claims
- 4342US5846012AWriting toolZEBRA CO LTD·Filed 1995·Granted Dec 8, 1998·8 cites·2 claims
- 4441US9617436B2Water-based ink composition and marking penZEBRA CO LTD·Filed 2013·Granted Apr 11, 2017·0 cites·8 claims
- 4541US9573410B2Writing utensilZEBRA CO LTD·Filed 2015·Granted Feb 21, 2017·0 cites·8 claims
- 4641USD570914SCap for writing instrumentZEBRA CO LTD·Filed 2006·Granted Jun 10, 2008·5 cites·1 claims
- 4741US2009269122A1Ink replenishment cartridge and encapsulated fiber type writing instrument using ink replenishment cartridgeZEBRA CO LTD·Filed 2005·Application pending·0 cites
- 4841US2002170462A1Interference-tone water-based lnks for writing instrumentsZEBRA CO LTD·Filed 2001·Application pending·0 cites
- 4941US2009047056A1Encapsulated fiber type writing instrumentZEBRA CO LTD·Filed 2005·Application pending·0 cites
- 5040USD569911SCap for writing instrumentZEBRA CO LTD·Filed 2006·Granted May 27, 2008·5 cites·1 claims
Showing the top 50 of 61 patent records by PatentIndex Score.
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