Inventor · disambiguated record
Kazuhisa Kawakami
Also filed as: KAWAKAMI KAZUHISA
63 granted patents·9 pending applications·1,378 citations·filing 1990–2024
99Inventor score
Top patents by PatentIndex Score
72 records- 0197US5666146AInk cartridge for ink jet recording apparatusSEIKO EPSON CORP·Filed 1994·Granted Sep 9, 1997·153 cites·20 claims
- 0295USD341157SInk bag for printerSEIKO EPSON CORP·Filed 1991·Granted Nov 9, 1993·89 cites·1 claims
- 0394US5488401AInk-jet recording apparatus and ink tank cartridge thereofSEIKO EPSON CORP·Filed 1992·Granted Jan 30, 1996·95 cites·106 claims
- 0493US6264314B1Ink cartridge for ink jet recording apparatusSEIKO EPSON CORP·Filed 1997·Granted Jul 24, 2001·93 cites·7 claims
- 0591US6036299AInk-jet recording apparatusSEIKO EPSON CORP·Filed 1997·Granted Mar 14, 2000·69 cites·27 claims
- 0690US6338539B1Ink jet recording deviceSEIKO EPSON CORP·Filed 1997·Granted Jan 15, 2002·76 cites·38 claims
- 0790US6203136B1Print head capping device having an inclined capSEIKO EPSON CORP·Filed 1997·Granted Mar 20, 2001·72 cites·25 claims
- 0889US8672439B2Printing apparatusSUZUKI YOSHIAKI·Filed 2009·Granted Mar 18, 2014·10 cites·10 claims
- 0988US8419155B2Printing apparatusKAWAKAMI KAZUHISA·Filed 2009·Granted Apr 16, 2013·12 cites·8 claims
- 1088US7182336B2Paper feeder, recording apparatus, and method of detecting a position of a terminal edge of a recording material in the recording apparatusSEIKO EPSON CORP·Filed 2004·Granted Feb 27, 2007·20 cites·9 claims
- 1187US6550759B2Paper feeder, auxiliary roller, paper feeding method using the same, and recording apparatus incorporating the sameSEIKO EPSON CORP·Filed 2001·Granted Apr 22, 2003·25 cites·42 claims
- 1286US6286930B1Capping unit and ink-jet recording apparatus using the sameSEIKO EPSON CORP·Filed 1999·Granted Sep 11, 2001·47 cites·54 claims
- 1385US6880822B2Paper feeder, recording apparatus, and method of detecting a position of a terminal edge of a recording material in the recording apparatusSEIKO EPSON CORP·Filed 2002·Granted Apr 19, 2005·17 cites·10 claims
- 1482US8152167B2Printing apparatus having optical sensor unitSAITO HIROYUKI·Filed 2009·Granted Apr 10, 2012·7 cites·14 claims
- 1582US6045207AInk-jet recording apparatus and ink tank cartridge thereforSEIKO EPSON CORP·Filed 1997·Granted Apr 4, 2000·35 cites·19 claims
- 1679US10500874B2Recording apparatusSEIKO EPSON CORP·Filed 2018·Granted Dec 10, 2019·1 cites·7 claims
- 1779US6962412B2Cover unit and recovery apparatusCANON KK·Filed 2003·Granted Nov 8, 2005·18 cites·9 claims
- 1879US5382969AInk-expelling restoring device and method for ink jet printerSEIKO EPSON CORP·Filed 1992·Granted Jan 17, 1995·38 cites·9 claims
- 1979US5266975AInk jet printing apparatus having means for preventing excessive ink purgingSEIKO EPSON CORP·Filed 1993·Granted Nov 30, 1993·37 cites·6 claims
- 2078USD334403SInk cartridge for printerSEIKO EPSON CORP·Filed 1990·Granted Mar 30, 1993·19 cites·1 claims
- 2177US5898444AInk jet type recording apparatus having a capping device and a CAM followerSEIKO EPSON CORP·Filed 1996·Granted Apr 27, 1999·37 cites·12 claims
- 2276US6305778B1Ink-jet recording apparatusSEIKO EPSON CORP·Filed 1999·Granted Oct 23, 2001·29 cites·36 claims
- 2375US8511781B2Printing apparatus having movable sensor and method for usingYAMAMOTO KOSUKE·Filed 2009·Granted Aug 20, 2013·4 cites·19 claims
- 2474US7594720B2Recording apparatusCANON KK·Filed 2005·Granted Sep 29, 2009·4 cites·5 claims
- 2574US5689292AMulti-step heating of a recording headCANON KK·Filed 1996·Granted Nov 18, 1997·31 cites·32 claims
- 2673US6174042B1Ink jet recording apparatusSEIKO EPSON CORP·Filed 1997·Granted Jan 16, 2001·29 cites·36 claims
- 2772US9456095B2Part engaging structure and apparatus having the sameCANON KK·Filed 2014·Granted Sep 27, 2016·4 cites·11 claims
- 2872US6846999B2Switch button and recording apparatusCANON KK·Filed 2003·Granted Jan 25, 2005·13 cites·14 claims
- 2972US6273546B1Capping unit having a decreased load during a peeling operation and ink-jet recording apparatus using the sameSEIKO EPSON CORP·Filed 1997·Granted Aug 14, 2001·25 cites·66 claims
- 3072US5606353AInk jet recording apparatusSEIKO EPSON CORP·Filed 1994·Granted Feb 25, 1997·24 cites·20 claims
- 3171US8172350B2Image forming apparatusOKUDA TAKAYUKI·Filed 2009·Granted May 8, 2012·4 cites·16 claims
- 3271US6634746B2Recording apparatusCANON KK·Filed 2001·Granted Oct 21, 2003·13 cites·32 claims
- 3371US5831647ACasing structure in an ink jet printer for improved used ink handlingSEIKO EPSON CORP·Filed 1996·Granted Nov 3, 1998·29 cites·16 claims
- 3470US7311368B2Printing apparatus, printing method and programCANON KK·Filed 2004·Granted Dec 25, 2007·10 cites·14 claims
- 3569US7494214B2Recording apparatus with first and second sheet feeding portionsCANON KK·Filed 2005·Granted Feb 24, 2009·3 cites·12 claims
- 3668US7637577B2Printing apparatus, printing method and programCANON KK·Filed 2007·Granted Dec 29, 2009·2 cites·3 claims
- 3766US11802019B2Post-processing deviceSEIKO EPSON CORP·Filed 2021·Granted Oct 31, 2023·0 cites·10 claims
- 3866US11608242B2Post-processing deviceSEIKO EPSON CORP·Filed 2021·Granted Mar 21, 2023·0 cites·15 claims
- 3966US6899326B2Sheet feeder and recording apparatus incorporating the sameSEIKO EPSON CORP·Filed 2003·Granted May 31, 2005·10 cites·14 claims
- 4066USD330387SInk cartridge for printerSEIKO EPSON CORP·Filed 1990·Granted Oct 20, 1992·12 cites·1 claims
- 4163US2019084311A1Liquid Supply UnitSEIKO EPSON CORP·Filed 2018·Application pending·0 cites
- 4261US11897159B2Post-processing apparatusSEIKO EPSON CORP·Filed 2022·Granted Feb 13, 2024·0 cites·14 claims
- 4361US11780246B2Post-processing device and recording systemSEIKO EPSON CORP·Filed 2021·Granted Oct 10, 2023·0 cites·10 claims
- 4461US6106098AInk jet recording apparatus having respective capping members for plural recording headsSEIKO EPSON CORP·Filed 1997·Granted Aug 22, 2000·17 cites·37 claims
- 4561US5699092AInk-jet recording deviceSEIKO EPSON CORP·Filed 1993·Granted Dec 16, 1997·17 cites·21 claims
- 4659US5307093AInk jet recording method and apparatus in which the temperature of an ink jet recording heat is controlledCANON KK·Filed 1991·Granted Apr 26, 1994·15 cites·60 claims
- 4758US2024228210A1Medium transport device, liquid ejection device, and post-process deviceSEIKO EPSON CORP·Filed 2024·Application pending·0 cites
- 4857US6234604B1Ink jet recording apparatusSEIKO EPSON CORP·Filed 1997·Granted May 22, 2001·16 cites·19 claims
- 4957US2024239120A1Recording deviceSEIKO EPSON CORP·Filed 2024·Application pending·0 cites
- 5056US7861265B2Electronic apparatus having broadcast receiving function and method for displaying electronic program guide thereinALPINE ELECTRONICS INC·Filed 2004·Granted Dec 28, 2010·2 cites·22 claims
Showing the top 50 of 72 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →