Inventor · disambiguated record
Hitoshi Tsuboi
Also filed as: TSUBOI HITOSHI
58 granted patents·1 pending application·859 citations·filing 1997–2015
99Inventor score
Top patents by PatentIndex Score
59 records- 0197US6387168B1Ink, ink container, ink set, ink-jet printing apparatus and ink-jet printing processCANON KK·Filed 1999·Granted May 14, 2002·117 cites·88 claims
- 0295US7585039B2Ink jet printing apparatus and ink jet printing methodCANON KK·Filed 2007·Granted Sep 8, 2009·16 cites·8 claims
- 0393US7726763B2Ink jet printing apparatus and ink jet printing methodCANON KK·Filed 2007·Granted Jun 1, 2010·15 cites·5 claims
- 0492US6860593B2Ink-jet ink, ink set, method for ink-jet printing, ink-jet printing apparatus, ink-jet printing unit and ink cartridgeCANON KK·Filed 2002·Granted Mar 1, 2005·31 cites·32 claims
- 0592US6540344B2Ink-jet ink, ink set, method for ink-jet printing, ink-jet printing apparatus, ink-jet printing unit and ink cartridgeCANON KK·Filed 2001·Granted Apr 1, 2003·33 cites·2 claims
- 0691US8184339B2Data generation and printing with binarization pattern selected as function of pixel number corresponding to conveying amount of print mediumMARUMOTO YOSHITOMO·Filed 2011·Granted May 22, 2012·6 cites·10 claims
- 0791US6474778B1Ink jet printing apparatus and ink jet printing methodCANON KK·Filed 2000·Granted Nov 5, 2002·39 cites·32 claims
- 0889US8534788B2Recording apparatus and recording methodMASADA YOHEI·Filed 2011·Granted Sep 17, 2013·6 cites·10 claims
- 0989US7552996B2Printing apparatus and printing methodCANON KK·Filed 2007·Granted Jun 30, 2009·10 cites·6 claims
- 1088US6429280B1Process for preparing polyhydroxycarboxylic acidMITSUI CHEMICALS INC·Filed 2000·Granted Aug 6, 2002·36 cites·21 claims
- 1188US6231167B1Liquid discharging head, liquid discharging method, head cartridge, liquid discharging apparatus, liquid discharging printing method, printing system, head kit and head recovery methodCANON KK·Filed 1997·Granted May 15, 2001·59 cites·74 claims
- 1287US8786896B2Image processing method and image processing apparatus for reducing the bad effects of seam lines that appear at the boundary portions for each printing scan in a serial type printerMARUMOTO YOSHITOMO·Filed 2012·Granted Jul 22, 2014·11 cites·11 claims
- 1386US8454110B2Ink jet printing system and ink jet printing methodOCHIAI TAKASHI·Filed 2008·Granted Jun 4, 2013·9 cites·18 claims
- 1484US7506946B2Apparatus and method for ink jet printingCANON KK·Filed 2006·Granted Mar 24, 2009·7 cites·12 claims
- 1584US6550882B2Ink jet printing apparatusCANON KK·Filed 2001·Granted Apr 22, 2003·22 cites·11 claims
- 1682US9205689B2Image printing apparatus, image printing method, and image processing apparatusCANON KK·Filed 2015·Granted Dec 8, 2015·2 cites·12 claims
- 1782US6779865B2Ink jet printing method and apparatusCANON KK·Filed 2001·Granted Aug 24, 2004·23 cites·12 claims
- 1881US7695087B2Printing apparatus and printing methodCANON KK·Filed 2006·Granted Apr 13, 2010·6 cites·5 claims
- 1981US6557991B2Ink jet recording apparatus and printing method thereofCANON KK·Filed 2001·Granted May 6, 2003·21 cites·53 claims
- 2081US6530638B2Image processing apparatus, printing apparatus and storage mediumCANON KK·Filed 2001·Granted Mar 11, 2003·19 cites·25 claims
- 2180US7585038B2Inkjet printing method and inkjet printing apparatusCANON KK·Filed 2003·Granted Sep 8, 2009·20 cites·2 claims
- 2280US7029095B2Ink jet printing apparatus and preliminary ejecting methodCANON KK·Filed 2001·Granted Apr 18, 2006·17 cites·25 claims
- 2380US6585815B2Ink set, ink-jet printing method using such ink set, recording unit, ink cartridge and ink-jet printing apparatusCANON KK·Filed 2001·Granted Jul 1, 2003·16 cites·46 claims
- 2480US6550904B2Ink printing method and ink printerCANON KK·Filed 1999·Granted Apr 22, 2003·29 cites·28 claims
- 2579US9469123B2Inkjet printing apparatus and inkjet printing methodTSUBOI HITOSHI·Filed 2012·Granted Oct 18, 2016·3 cites·10 claims
- 2678US8018621B2Data generation and printing with binarization pattern selected as function of pixel number corresponding to conveying amount of print mediumCANON KK·Filed 2008·Granted Sep 13, 2011·7 cites·10 claims
- 2778US6834927B2Ink jet recording apparatus and correcting method for imageCANON KK·Filed 2002·Granted Dec 28, 2004·18 cites·10 claims
- 2878US6527385B2Method for ink-jet printingCANON KK·Filed 2001·Granted Mar 4, 2003·18 cites·25 claims
- 2977US8740351B2Ink jet printing system, ink jet printing method, and storage mediumTSUBOI HITOSHI·Filed 2010·Granted Jun 3, 2014·5 cites·9 claims
- 3077US6494569B2Ink-jet printing methodCANON KK·Filed 2001·Granted Dec 17, 2002·18 cites·27 claims
- 3177US6320014B1Polyester pelletsMITSUI CHEMICALS INC·Filed 1999·Granted Nov 20, 2001·29 cites·7 claims
- 3276US7901025B2Ink-jet printing apparatus and ink-jet printing methodCANON KK·Filed 2009·Granted Mar 8, 2011·4 cites·9 claims
- 3376US6252616B1Liquid ejection method, head and apparatus in which an amount of liquid ejected is controlledCANON KK·Filed 1997·Granted Jun 26, 2001·29 cites·66 claims
- 3475US6945628B2Ink jet printing apparatusCANON KK·Filed 2002·Granted Sep 20, 2005·13 cites·22 claims
- 3574US7963623B2Ink jet printing apparatus and ink jet printing methodCANON KK·Filed 2009·Granted Jun 21, 2011·3 cites·4 claims
- 3673US9085185B2Ink jet printing apparatus and ink jet printing methodCANON KK·Filed 2015·Granted Jul 21, 2015·1 cites·9 claims
- 3773US6435677B1Ink-jet printing apparatus and ink-jet printing process using the sameCANON KK·Filed 2000·Granted Aug 20, 2002·14 cites·63 claims
- 3871US8413327B2Method of manufacturing print head and print headMATSUMOTO TADASHI·Filed 2009·Granted Apr 9, 2013·3 cites·3 claims
- 3971US6612691B1Ink jet recording methodCANON KK·Filed 1998·Granted Sep 2, 2003·27 cites·27 claims
- 4071US6582065B1Liquid ejection method, head and apparatusCANON KK·Filed 2000·Granted Jun 24, 2003·11 cites·55 claims
- 4170US8736865B2Image processing apparatus and image processing method that can print an image in which a pattern or sweeping phenomenon specific to the error diffusion process does not appearYAMAGUCHI HIROMITSU·Filed 2012·Granted May 27, 2014·2 cites·29 claims
- 4270US6471347B1Ink printing method and ink printing apparatusCANON KK·Filed 1999·Granted Oct 29, 2002·25 cites·29 claims
- 4367US9073340B2Ink jet printing apparatus and ink jet printing method with varied relative bias of printing permission ratio between print modesMARUMOTO YOSHITOMO·Filed 2011·Granted Jul 7, 2015·1 cites·12 claims
- 4466US6613259B2Process of making polyester pelletsMITSUI CHEMICALS INC·Filed 2001·Granted Sep 2, 2003·6 cites·7 claims
- 4564US6454402B1Ink-jet printing method an ink-jet printing apparatusCANON KK·Filed 1999·Granted Sep 24, 2002·20 cites·36 claims
- 4660US7298524B2Image processing method, printer and storage mediumCANON KK·Filed 2001·Granted Nov 20, 2007·6 cites·11 claims
- 4755US7004578B2Printing apparatusCANON KK·Filed 2002·Granted Feb 28, 2006·5 cites·26 claims
- 4849US7413282B2Ink jet printing apparatus and preliminary ejecting methodCANON KK·Filed 2006·Granted Aug 19, 2008·0 cites·6 claims
- 4948US9162498B2Ink jet printing apparatus and image processing apparatusCANON KK·Filed 2014·Granted Oct 20, 2015·0 cites·23 claims
- 5047US9373064B2Ink jet printing apparatus, ink jet printing method, and image processing apparatusCANON KK·Filed 2014·Granted Jun 21, 2016·0 cites·7 claims
Showing the top 50 of 59 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →