Assignee
PILOT KK
JP51 patents
Top patents by PatentIndex Score
US5351143ASep 27, 1994
Hand-writable polymer dispersed liquid crystal board set with high resistance layer of crosslinking polymer adjacent conductive layer
PILOT KK60 citations96
US5298692AMar 29, 1994
Earpiece for insertion in an ear canal, and an earphone, microphone, and earphone/microphone combination comprising the same
PILOT KK474 citations95
USD442636SMay 22, 2001
Ball-point pen
PILOT KK31 citations93
US5151032ASep 29, 1992
Magnetophoretic display panel
PILOT KK110 citations93
US5019164AMay 28, 1991
Water-resistant ink composition
PILOT KK46 citations93
USD472928SApr 8, 2003
Ball-point pen
PILOT KK31 citations92
USD440602SApr 17, 2001
Mechanical pencil
PILOT KK40 citations92
US5594562AJan 14, 1997
Hand-writable polymer dispersed liquid crystal board set with high resistance layer adjacent conductive layer
PILOT KK50 citations92
USD496962SOct 5, 2004
Ball-point pen
PILOT KK20 citations91
USD440601SApr 17, 2001
Ball-point pen
PILOT KK24 citations91
US6118889ASep 12, 2000
Signature input apparatus and a signature verification system
PILOT KK51 citations91
US5949501ASep 7, 1999
Coordinates input device using liquid crystal sheet
PILOT KK26 citations90
US6103347AAug 15, 2000
Magnetic display panel
PILOT KK21 citations89
US5984559ANov 16, 1999
Ballpoint pen refill and fabrication method thereof
PILOT KK32 citations89
US5017224AMay 21, 1991
Water-resistant ink composition
PILOT KK38 citations89
USD452529SDec 25, 2001
Container with extendable rod shaped solid
PILOT KK26 citations88
US6083311AJul 4, 2000
Water based ink having metallic luster adapted for direct-filling in ball-point pen
PILOT KK19 citations88
US5186631AFeb 16, 1993
Magnetic display device
PILOT KK22 citations87
US5712692AJan 27, 1998
Driving power unit for driving liquid crystal display element and liquid crystal light-modulating device
PILOT KK19 citations84
US6305865B1Oct 23, 2001
Push button type ballpoint pen
PILOT KK15 citations83
US5915872AJun 29, 1999
Erasing liquid pen
PILOT KK20 citations82
US5876140AMar 2, 1999
Cap device
PILOT KK17 citations82
USD452879SJan 8, 2002
Fountain pen
PILOT KK19 citations80
USD452707SJan 1, 2002
Stylus pen with ball-point pen
PILOT KK22 citations80
US5775828AJul 7, 1998
Writing implement
PILOT KK7 citations74
USD483805SDec 16, 2003
Cap of pen
PILOT KK10 citations73
US5429503AJul 4, 1995
Magnetic display panel including substrates and multicell structure comprising nonorientational and uncrystallized polyester resin
PILOT KK15 citations73
USD454590SMar 19, 2002
Cap of ball-point pen
PILOT KK7 citations72
USD452272SDec 18, 2001
Fountain pen
PILOT KK12 citations72
US6103389AAug 15, 2000
Thermal transfer recording medium
PILOT KK15 citations72
US6062756AMay 16, 2000
Push-button writing instrument
PILOT KK12 citations72
US5945484AAug 31, 1999
Water-in-oil type disperse ink
PILOT KK14 citations72
US6419498B1Jul 16, 2002
Magnetic material-inverting display panel
PILOT KK8 citations71
US5846630ADec 8, 1998
Magnetic migration display panel
PILOT KK10 citations71
US6479568B1Nov 12, 2002
Non-aqueous ball point pen ink and ball point pen using the ink
PILOT KK12 citations70
US6114412ASep 5, 2000
Water-based ink with metallic gloss for direct fill in ball-point pen
PILOT KK9 citations69
US5004364AApr 2, 1991
Device for advancing and retracting writing element in writing instrument
PILOT KK15 citations68
US5609432AMar 11, 1997
Ballpoint pen containing an aqueous ink composition
PILOT KK9 citations67
US6454481B1Sep 24, 2002
Ink follower in conjunction with ink in a writing instrument and writing instrument containing the same
PILOT KK7 citations65
USD489406SMay 4, 2004
Mechanical pencil
PILOT KK5 citations61
US5767172AJun 16, 1998
Water base ink composition directly fed to a pen body of a ball-point pen
PILOT KK6 citations61
US5205862AApr 27, 1993
Water resistant ink compositions and process for preparation
PILOT KK4 citations60
US6585523B2Jul 1, 2003
Magnetic material-inverting display panel
PILOT KK5 citations59
US6503966B1Jan 7, 2003
Gelled non-aqueous ball point pen ink for forming drawn line approximate to that of aqueous ball point pen and ball point using the ink
PILOT KK3 citations59
US6478496B1Nov 12, 2002
Ink follower for writing tool
PILOT KK5 citations59
US5964976AOct 12, 1999
Thermal-transfer recording medium and thermal transfer recording method
PILOT KK2 citations59
US4995750AFeb 26, 1991
Clip-operated retraction mechanism
PILOT KK8 citations58
US6007734ADec 28, 1999
Dispersion composition for magnetic display
PILOT KK6 citations55
US6508870B1Jan 21, 2003
Ink for plate pen
PILOT KK4 citations54
US6302609B1Oct 16, 2001
Ballpoint pen refill
PILOT KK1 citations51
Showing the top 50 of 51 patents by PatentIndex Score.