Inventor · disambiguated record
Ryosuke Hirokawa
Also filed as: HIROKAWA RYOSUKE
26 granted patents·7 pending applications·39 citations·filing 2007–2025
93Inventor score
Top patents by PatentIndex Score
33 records- 0193US10137690B2Ink jet recording apparatus and ink jet recording methodCANON KK·Filed 2017·Granted Nov 27, 2018·6 cites·27 claims
- 0292US10696050B2Ink jet printing apparatus and ink jet printing methodCANON KK·Filed 2018·Granted Jun 30, 2020·4 cites·13 claims
- 0390US10569531B2Transfer type ink jet recording method with cooled transfer bodyCANON KK·Filed 2018·Granted Feb 25, 2020·2 cites·14 claims
- 0490US10384474B2Inkjet recording apparatus and inkjet recording methodCANON KK·Filed 2018·Granted Aug 20, 2019·3 cites·17 claims
- 0588US10464311B2Ink jet recording method and ink jet recording apparatusCANON KK·Filed 2018·Granted Nov 5, 2019·2 cites·10 claims
- 0686US10569580B2Ink jet recording apparatus and ink jet recording methodCANON KK·Filed 2018·Granted Feb 25, 2020·2 cites·9 claims
- 0785US10654300B2Liquid ejection apparatus with liquid in pressure chamber in liquid ejection head being circulated between pressure chamber and outsideCANON KK·Filed 2018·Granted May 19, 2020·2 cites·13 claims
- 0885US10556448B2Ink jet printing apparatus and ink jet printing methodCANON KK·Filed 2018·Granted Feb 11, 2020·2 cites·38 claims
- 0985US10543679B2Ink jet printing apparatusCANON KK·Filed 2018·Granted Jan 28, 2020·2 cites·15 claims
- 1083US10543705B2Ink jet recording method using porous bodyCANON KK·Filed 2018·Granted Jan 28, 2020·1 cites·19 claims
- 1183US10239330B2Ink jet recording apparatus and ink jet recording methodCANON KK·Filed 2017·Granted Mar 26, 2019·2 cites·20 claims
- 1281US10730285B2Ink jet printing apparatus and ink jet printing methodCANON KK·Filed 2018·Granted Aug 4, 2020·1 cites·10 claims
- 1381US10391801B2Inkjet recording method and inkjet recording apparatusCANON KK·Filed 2018·Granted Aug 27, 2019·1 cites·10 claims
- 1479US2025367924A1Inkjet recording apparatus and recording position adjustment methodCANON KK·Filed 2025·Application pending·0 cites
- 1578US10507666B2Ink jet recording apparatus and method of producing porous bodyCANON KK·Filed 2018·Granted Dec 17, 2019·1 cites·29 claims
- 1678US10471750B2Printing apparatus, liquid absorbing apparatus, control methodCANON KK·Filed 2018·Granted Nov 12, 2019·1 cites·20 claims
- 1777US10723122B2Image forming apparatus and image forming methodCANON KK·Filed 2018·Granted Jul 28, 2020·1 cites·21 claims
- 1875US10071567B2Ink jet recording method and ink jet recording apparatusCANON KK·Filed 2017·Granted Sep 11, 2018·1 cites·12 claims
- 1968US11001053B2Ink jet recording method and ink jet recording apparatusCANON KK·Filed 2019·Granted May 11, 2021·0 cites·24 claims
- 2067US7887051B2Stack alignment device, sheet discharge device and image forming apparatusRICOH CO LTD·Filed 2009·Granted Feb 15, 2011·3 cites·14 claims
- 2165US2019337317A1Inkjet recording method and inkjet recording apparatusCANON KK·Filed 2019·Application pending·0 cites
- 2262US8028991B2Image forming apparatusRICOH CO LTD·Filed 2007·Granted Oct 4, 2011·2 cites·16 claims
- 2354US12059907B2Recording apparatus and recording methodCANON KK·Filed 2022·Granted Aug 13, 2024·0 cites·18 claims
- 2453US10730330B2Ink jet recording apparatus and ink jet recording methodCANON KK·Filed 2018·Granted Aug 4, 2020·0 cites·27 claims
- 2553US10569586B2Ink jet recording apparatusCANON KK·Filed 2018·Granted Feb 25, 2020·0 cites·14 claims
- 2649US10857784B2Printing method and printing apparatusCANON KK·Filed 2018·Granted Dec 8, 2020·0 cites·22 claims
- 2747US10525700B2Transfer type ink jet recording method and transfer type ink jet recording apparatusCANON KK·Filed 2017·Granted Jan 7, 2020·0 cites·23 claims
- 2844US2020047487A1Printing apparatus, and printing methodCANON KK·Filed 2019·Application pending·0 cites
- 2943US10406829B2Ink jet recording method and ink jet recording apparatusCANON KK·Filed 2017·Granted Sep 10, 2019·0 cites·16 claims
- 3042US2019001710A1Inkjet recording method and inkjet recording apparatusCANON KK·Filed 2018·Application pending·0 cites
- 3141US2019009515A1Printing apparatus and printing method thereofCANON KK·Filed 2018·Application pending·0 cites
- 3240US2009060614A1Sheet discharge control system and image forming apparatus including sameRICOH KK·Filed 2008·Application pending·0 cites
- 3332US2015367613A1Porous filmCANON KK·Filed 2015·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →