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.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →