Inventor · disambiguated record
Hirokazu Yoshikawa
Also filed as: YOSHIKAWA HIROKAZU
51 granted patents·3 pending applications·470 citations·filing 1986–2025
98Inventor score
Top patents by PatentIndex Score
54 records- 0196US9108410B2Printing apparatus and control methodCANON KK·Filed 2014·Granted Aug 18, 2015·12 cites·20 claims
- 0296US9033471B2Ink jet printing apparatus and method for controlling ink jet printing apparatusCANON KK·Filed 2014·Granted May 19, 2015·11 cites·13 claims
- 0395US8783832B2Ink jet printing apparatus and method for controlling ink jet printing apparatusCANON KK·Filed 2012·Granted Jul 22, 2014·11 cites·7 claims
- 0494US11192379B2Printing apparatus, control method of the same, and transportation method of the sameCANON KK·Filed 2020·Granted Dec 7, 2021·3 cites·19 claims
- 0594US9545791B2Ink jet printing apparatus and print head temperature control methodCANON KK·Filed 2014·Granted Jan 17, 2017·10 cites·15 claims
- 0694US7287830B2Ink jet printing apparatus, ink jet printing method and printing systemCANON KK·Filed 2005·Granted Oct 30, 2007·18 cites·6 claims
- 0793US7393078B2Ink jet printing apparatus and printing methodCANON KK·Filed 2006·Granted Jul 1, 2008·16 cites·14 claims
- 0893US7354133B2Ink jet recording apparatus and maintenance method thereofCANON KK·Filed 2005·Granted Apr 8, 2008·15 cites·2 claims
- 0992US8888223B2Ink jet printing apparatus and print head temperature control methodOONUKI KENICHI·Filed 2010·Granted Nov 18, 2014·13 cites·7 claims
- 1091US7303247B2Ink jet printing method and ink jet printing systemCANON KK·Filed 2005·Granted Dec 4, 2007·29 cites·10 claims
- 1188US7997681B2Ink jet printing apparatusCANON KK·Filed 2010·Granted Aug 16, 2011·4 cites·4 claims
- 1287US7878613B2Print data generation method, printing apparatus and method of generating maskCANON KK·Filed 2006·Granted Feb 1, 2011·17 cites·4 claims
- 1387US7328963B2Ink jet printing apparatus and ink jet printing methodCANON KK·Filed 2005·Granted Feb 12, 2008·9 cites·14 claims
- 1487US7014292B2Ink jet recording apparatusCANON KK·Filed 2003·Granted Mar 21, 2006·26 cites·7 claims
- 1586US7445309B2Ink-jet printing apparatus, control method therefor, program, and storage mediumCANON KK·Filed 2006·Granted Nov 4, 2008·7 cites·14 claims
- 1684US9603245B2Lithium-ion secondary battery, electrode for the secondary battery, and electrolytic copper foil for electrode for the secondary batterySUZUKI AKITOSHI·Filed 2011·Granted Mar 21, 2017·10 cites·11 claims
- 1784US7552985B2Image printing apparatus and image printing methodCANON KK·Filed 2007·Granted Jun 30, 2009·7 cites·7 claims
- 1883US8894177B2Recording method to determine whether a nozzle performing defective discharge exists in a recording apparatusYOSHIKAWA HIROKAZU·Filed 2010·Granted Nov 25, 2014·4 cites·18 claims
- 1983US7284823B2Print apparatus and printing methodCANON KK·Filed 2005·Granted Oct 23, 2007·7 cites·7 claims
- 2083US2025256514A1Printing apparatus and ink quantity detection method thereofCANON KK·Filed 2025·Application pending·0 cites
- 2182US7722143B2Ink jet printing apparatus and method of performing a maintenance processCANON KK·Filed 2008·Granted May 25, 2010·6 cites·5 claims
- 2282US7258412B2Ink-jet printing method, apparatus and systemCANON KK·Filed 2004·Granted Aug 21, 2007·22 cites·16 claims
- 2382US4842965ANon aqueous electrochemical battery with explosion proof arrangement and a method of the production thereofHITACHI MAXELL·Filed 1987·Granted Jun 27, 1989·53 cites·7 claims
- 2481US7794044B2Ink jet printing apparatusCANON KK·Filed 2005·Granted Sep 14, 2010·5 cites·4 claims
- 2581US7252356B2Recording apparatus and methodCANON KK·Filed 2005·Granted Aug 7, 2007·11 cites·11 claims
- 2680US7357483B2Ink jet printing apparatus and ink jet printing methodCANON KK·Filed 2005·Granted Apr 15, 2008·6 cites·5 claims
- 2779US8348372B2Ink jet printing apparatus and ink jet printing methodCANON KK·Filed 2009·Granted Jan 8, 2013·5 cites·14 claims
- 2878US12304214B2Printing apparatus and ink quantity detection method thereofCANON KK·Filed 2022·Granted May 20, 2025·0 cites·12 claims
- 2978US7798601B2Ink jet printing apparatus and method for recovering the sameCANON KK·Filed 2006·Granted Sep 21, 2010·5 cites·5 claims
- 3078US7408676B2Ink jet printing with switched use of particular color ink depending on number of print head passes corresponding to print quality and speedCANON KK·Filed 2004·Granted Aug 5, 2008·17 cites·15 claims
- 3177US7703879B2Ink jet recording apparatusCANON KK·Filed 2005·Granted Apr 27, 2010·4 cites·3 claims
- 3277US7261387B2Ink jet printing method, ink jet printing system, ink jet printing apparatus and control programCANON KK·Filed 2004·Granted Aug 28, 2007·17 cites·13 claims
- 3376US2025367956A1Liquid ejection apparatus and liquid ejection apparatus control methodCANON KK·Filed 2025·Application pending·0 cites
- 3474US8517503B2Inkjet printing apparatus and method of recovering printing headMIZOGUCHI YOSHITO·Filed 2007·Granted Aug 27, 2013·4 cites·7 claims
- 3574US8038253B2Ink jet recording apparatus and maintenance method thereofCANON KK·Filed 2008·Granted Oct 18, 2011·3 cites·9 claims
- 3674US5004656AFlat type sealed battery with hermetic sealing structureHITACHI MAXELL·Filed 1989·Granted Apr 2, 1991·37 cites·2 claims
- 3770US11351794B2Printing apparatus and ink quantity detection method thereofCANON KK·Filed 2020·Granted Jun 7, 2022·0 cites·17 claims
- 3870US7581810B2Inkjet recording apparatus and maintenance method thereofCANON KK·Filed 2005·Granted Sep 1, 2009·3 cites·4 claims
- 3969US8201919B2Ink-jet printing apparatus and method of controlling ink-jet printing apparatusMIZOGUCHI YOSHITO·Filed 2007·Granted Jun 19, 2012·3 cites·6 claims
- 4068US7885307B2Vertical-cavity surface-emitting semiconductor laser deviceFURUKAWA ELECTRIC CO LTD·Filed 2006·Granted Feb 8, 2011·3 cites·10 claims
- 4165US7207649B2Ink jet recording apparatusCANON KK·Filed 2004·Granted Apr 24, 2007·9 cites·21 claims
- 4264US10611154B2Printing apparatus, printing method, and non-transitory computer-readable storage mediumCANON KK·Filed 2018·Granted Apr 7, 2020·0 cites·15 claims
- 4363US8083311B2Ink-jet printing apparatus, control method therefor, program, and storage mediumIDE DAISAKU·Filed 2008·Granted Dec 27, 2011·2 cites·4 claims
- 4460US9126401B2Recording apparatus and pattern forming methodCANON KK·Filed 2014·Granted Sep 8, 2015·0 cites·11 claims
- 4558US11780231B2Ejection apparatus and wiping methodCANON KK·Filed 2022·Granted Oct 10, 2023·0 cites·17 claims
- 4658US10118393B2Printing apparatus, printing method, and non-transitory computer-readable storage mediumCANON KK·Filed 2016·Granted Nov 6, 2018·0 cites·20 claims
- 4753US11766868B2Ejection apparatus and wiping methodCANON KK·Filed 2022·Granted Sep 26, 2023·0 cites·17 claims
- 4845US9403368B2Printing apparatus and printing methodCANON KK·Filed 2014·Granted Aug 2, 2016·0 cites·6 claims
- 4942US8303070B2Ink jet printing apparatus and ink jet printing methodKANDA HIDEHIKO·Filed 2008·Granted Nov 6, 2012·0 cites·12 claims
- 5042US8177328B2Ink jet printing apparatus and ink jet printing methodYOSHIKAWA HIROKAZU·Filed 2008·Granted May 15, 2012·0 cites·8 claims
Showing the top 50 of 54 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →