Assignee
PILOT KK
JP·51 granted patents·1,444 citations·filing 1990–2003
Top patents by PatentIndex Score
51 records- 0194US5298692AEarpiece for insertion in an ear canal, and an earphone, microphone, and earphone/microphone combination comprising the samePILOT KK·Filed 1991·Granted Mar 29, 1994·474 cites·23 claims
- 0292US5151032AMagnetophoretic display panelPILOT KK·Filed 1990·Granted Sep 29, 1992·110 cites·20 claims
- 0389USD440602SMechanical pencilPILOT KK·Filed 2000·Granted Apr 17, 2001·40 cites·1 claims
- 0485USD472928SBall-point penPILOT KK·Filed 2002·Granted Apr 8, 2003·31 cites·1 claims
- 0585USD442636SBall-point penPILOT KK·Filed 2000·Granted May 22, 2001·31 cites·1 claims
- 0683US5019164AWater-resistant ink compositionPILOT KK·Filed 1990·Granted May 28, 1991·46 cites·7 claims
- 0782US5351143AHand-writable polymer dispersed liquid crystal board set with high resistance layer of crosslinking polymer adjacent conductive layerPILOT KK·Filed 1993·Granted Sep 27, 1994·60 cites·40 claims
- 0880US5017224AWater-resistant ink compositionPILOT KK·Filed 1990·Granted May 21, 1991·38 cites·2 claims
- 0979US5984559ABallpoint pen refill and fabrication method thereofPILOT KK·Filed 1996·Granted Nov 16, 1999·32 cites·16 claims
- 1077USD440601SBall-point penPILOT KK·Filed 2000·Granted Apr 17, 2001·24 cites·1 claims
- 1176USD452529SContainer with extendable rod shaped solidPILOT KK·Filed 2001·Granted Dec 25, 2001·26 cites·1 claims
- 1274USD496962SBall-point penPILOT KK·Filed 2003·Granted Oct 5, 2004·20 cites·1 claims
- 1372US6479568B1Non-aqueous ball point pen ink and ball point pen using the inkPILOT KK·Filed 2000·Granted Nov 12, 2002·12 cites·8 claims
- 1469US5594562AHand-writable polymer dispersed liquid crystal board set with high resistance layer adjacent conductive layerPILOT KK·Filed 1994·Granted Jan 14, 1997·50 cites·18 claims
- 1566US5915872AErasing liquid penPILOT KK·Filed 1997·Granted Jun 29, 1999·20 cites·8 claims
- 1664USD452707SStylus pen with ball-point penPILOT KK·Filed 2001·Granted Jan 1, 2002·22 cites·1 claims
- 1762US6103389AThermal transfer recording mediumPILOT KK·Filed 1997·Granted Aug 15, 2000·15 cites·4 claims
- 1861US6419498B1Magnetic material-inverting display panelPILOT KK·Filed 2000·Granted Jul 16, 2002·8 cites·12 claims
- 1961USD452879SFountain penPILOT KK·Filed 2001·Granted Jan 8, 2002·19 cites·1 claims
- 2061US6305865B1Push button type ballpoint penPILOT KK·Filed 1999·Granted Oct 23, 2001·15 cites·17 claims
- 2160USD452272SFountain penPILOT KK·Filed 2001·Granted Dec 18, 2001·12 cites·1 claims
- 2260US6103347AMagnetic display panelPILOT KK·Filed 1997·Granted Aug 15, 2000·21 cites·9 claims
- 2359USD483805SCap of penPILOT KK·Filed 2002·Granted Dec 16, 2003·10 cites·1 claims
- 2458US5186631AMagnetic display devicePILOT KK·Filed 1992·Granted Feb 16, 1993·22 cites·10 claims
- 2557US6083311AWater based ink having metallic luster adapted for direct-filling in ball-point penPILOT KK·Filed 1998·Granted Jul 4, 2000·19 cites·6 claims
- 2654US6503966B1Gelled non-aqueous ball point pen ink for forming drawn line approximate to that of aqueous ball point pen and ball point using the inkPILOT KK·Filed 2000·Granted Jan 7, 2003·3 cites·6 claims
- 2754US6478496B1Ink follower for writing toolPILOT KK·Filed 2002·Granted Nov 12, 2002·5 cites·5 claims
- 2854US6454481B1Ink follower in conjunction with ink in a writing instrument and writing instrument containing the samePILOT KK·Filed 2000·Granted Sep 24, 2002·7 cites·14 claims
- 2954US6062756APush-button writing instrumentPILOT KK·Filed 1998·Granted May 16, 2000·12 cites·5 claims
- 3053US6508870B1Ink for plate penPILOT KK·Filed 2000·Granted Jan 21, 2003·4 cites·13 claims
- 3153US6118889ASignature input apparatus and a signature verification systemPILOT KK·Filed 1997·Granted Sep 12, 2000·51 cites·15 claims
- 3253US5429503AMagnetic display panel including substrates and multicell structure comprising nonorientational and uncrystallized polyester resinPILOT KK·Filed 1993·Granted Jul 4, 1995·15 cites·8 claims
- 3352US6585523B2Magnetic material-inverting display panelPILOT KK·Filed 2001·Granted Jul 1, 2003·5 cites·18 claims
- 3452US5712692ADriving power unit for driving liquid crystal display element and liquid crystal light-modulating devicePILOT KK·Filed 1995·Granted Jan 27, 1998·19 cites·18 claims
- 3551US5949501ACoordinates input device using liquid crystal sheetPILOT KK·Filed 1997·Granted Sep 7, 1999·26 cites·8 claims
- 3650US5945484AWater-in-oil type disperse inkPILOT KK·Filed 1997·Granted Aug 31, 1999·14 cites·17 claims
- 3749USD454590SCap of ball-point penPILOT KK·Filed 2001·Granted Mar 19, 2002·7 cites·1 claims
- 3846US5004364ADevice for advancing and retracting writing element in writing instrumentPILOT KK·Filed 1990·Granted Apr 2, 1991·15 cites·4 claims
- 3945US5876140ACap devicePILOT KK·Filed 1996·Granted Mar 2, 1999·17 cites·8 claims
- 4043USD489406SMechanical pencilPILOT KK·Filed 2003·Granted May 4, 2004·5 cites·1 claims
- 4142US5775828AWriting implementPILOT KK·Filed 1995·Granted Jul 7, 1998·7 cites·10 claims
- 4241US5846630AMagnetic migration display panelPILOT KK·Filed 1997·Granted Dec 8, 1998·10 cites·19 claims
- 4340US6114412AWater-based ink with metallic gloss for direct fill in ball-point penPILOT KK·Filed 1999·Granted Sep 5, 2000·9 cites·22 claims
- 4436US5767172AWater base ink composition directly fed to a pen body of a ball-point penPILOT KK·Filed 1996·Granted Jun 16, 1998·6 cites·14 claims
- 4534US6007734ADispersion composition for magnetic displayPILOT KK·Filed 1997·Granted Dec 28, 1999·6 cites·10 claims
- 4634US5609432ABallpoint pen containing an aqueous ink compositionPILOT KK·Filed 1995·Granted Mar 11, 1997·9 cites·10 claims
- 4731US5205862AWater resistant ink compositions and process for preparationPILOT KK·Filed 1992·Granted Apr 27, 1993·4 cites·11 claims
- 4829US6302609B1Ballpoint pen refillPILOT KK·Filed 1999·Granted Oct 16, 2001·1 cites·20 claims
- 4929US5925175ADirect filling ink capable of being used for a ballpoint pen containing an aqueous ink compositionPILOT KK·Filed 1997·Granted Jul 20, 1999·0 cites·12 claims
- 5028US5964976AThermal-transfer recording medium and thermal transfer recording methodPILOT KK·Filed 1997·Granted Oct 12, 1999·2 cites·9 claims
Showing the top 50 of 51 patent records by PatentIndex Score.
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