Inventor · disambiguated record
Keitaro Nakano
Also filed as: NAKANO KEITARO
99 granted patents·35 pending applications·461 citations·filing 2005–2023
99Inventor score
Top patents by PatentIndex Score
134 records- 0199US7763108B2Pigment dispersion, ink composition, inkset, and recording deviceSEIKO EPSON CORP·Filed 2007·Granted Jul 27, 2010·43 cites·14 claims
- 0298US11884079B2Photo-curable ink jet ink set and ink jet recording method using the sameSEIKO EPSON CORP·Filed 2021·Granted Jan 30, 2024·2 cites·7 claims
- 0398US11059304B2Photo-curable ink jet ink set and ink jet recording method using the sameSEIKO EPSON CORP·Filed 2020·Granted Jul 13, 2021·3 cites·9 claims
- 0498US9981486B2Ink jet recording method, ultraviolet curable ink, and ink jet recording apparatusSEIKO EPSON CORP·Filed 2016·Granted May 29, 2018·6 cites·13 claims
- 0598US9796193B2Ink jet recording method, ultraviolet curable ink and ink jet recording apparatusSEIKO EPSON CORP·Filed 2016·Granted Oct 24, 2017·7 cites·9 claims
- 0698US9243154B2Photo-curable ink jet ink set and ink jet recording method using the sameSEIKO EPSON CORP·Filed 2013·Granted Jan 26, 2016·10 cites·16 claims
- 0798US8511814B2Pigment dispersion, ink composition, inkset, and recording deviceOYANAGI TAKASHI·Filed 2011·Granted Aug 20, 2013·10 cites·16 claims
- 0898US7513945B2Ink compositionSEIKO EPSON CORP·Filed 2006·Granted Apr 7, 2009·37 cites·12 claims
- 0997US10780717B2Photo-curable ink jet ink set and ink jet recording method using the sameSEIKO EPSON CORP·Filed 2019·Granted Sep 22, 2020·3 cites·9 claims
- 1097US9777172B2Photocurable ink composition for ink jet recording and ink jet recording methodSEIKO EPSON CORP·Filed 2015·Granted Oct 3, 2017·6 cites·13 claims
- 1197US9493667B2UV curable ink jet recording ink composition, ink container and ink jet recording apparatusSEIKO EPSON CORP·Filed 2013·Granted Nov 15, 2016·14 cites·18 claims
- 1297US7581829B2Ink-jet recording method and ink composition setSEIKO EPSON CORP·Filed 2005·Granted Sep 1, 2009·26 cites·4 claims
- 1396US10590297B2Ink jet composition set and ink jet recording methodSEIKO EPSON CORP·Filed 2018·Granted Mar 17, 2020·4 cites·19 claims
- 1496US9925801B2Ink jet recording method, ultraviolet curable ink, and ink jet recording apparatusSEIKO EPSON CORP·Filed 2013·Granted Mar 27, 2018·8 cites·7 claims
- 1596US9713926B2Photo-curable ink jet ink set and ink jet recording method using the sameSEIKO EPSON CORP·Filed 2015·Granted Jul 25, 2017·3 cites·14 claims
- 1696US9550900B2Pigment dispersion, ink composition, inkset, and recording deviceSEIKO EPSON CORP·Filed 2014·Granted Jan 24, 2017·5 cites·10 claims
- 1796US9115290B2Photocurable ink composition for ink jet recording and ink jet recording methodKIDA HIROAKI·Filed 2012·Granted Aug 25, 2015·10 cites·16 claims
- 1896US8801168B2Pigment dispersion, ink composition, inkset, and recording deviceSEIKO EPSON CORP·Filed 2013·Granted Aug 12, 2014·5 cites·16 claims
- 1996US8545003B2Pigment dispersion, ink composition, inkset, and recording deviceOYANAGI TAKASHI·Filed 2012·Granted Oct 1, 2013·7 cites·15 claims
- 2096US7971985B2Pigment dispersion, ink composition, inkset, and recording deviceSEIKO EPSON CORP·Filed 2010·Granted Jul 5, 2011·7 cites·12 claims
- 2195US9782982B2Ink jet recording method, ultraviolet curable ink and ink jet recording apparatusSEIKO EPSON CORP·Filed 2013·Granted Oct 10, 2017·7 cites·20 claims
- 2295US9764559B2Pigment dispersion, ink composition, inkset, and recording deviceSEIKO EPSON CORP·Filed 2016·Granted Sep 19, 2017·2 cites·8 claims
- 2395US7968621B2Pigment dispersed liquid, production method for the same, and light curable ink composition using the pigment dispersed liquidSEIKO EPSON CORP·Filed 2006·Granted Jun 28, 2011·18 cites·6 claims
- 2495US7850280B2Light irradiating apparatus, light irradiating process, and image recording processSEIKO EPSON CORP·Filed 2006·Granted Dec 14, 2010·16 cites·18 claims
- 2595US7790245B2Photo curable ink composition set, and recording method and recordings employing ink composition setSEIKO EPSON CORP·Filed 2007·Granted Sep 7, 2010·19 cites·19 claims
- 2695US7753514B2Ultraviolet curing type ink composition and imaging process for using the sameSEIKO EPSON CORP·Filed 2005·Granted Jul 13, 2010·17 cites·13 claims
- 2794US12509603B2Photo-curable ink jet ink set and ink jet recording method using the sameSEIKO EPSON CORP·Filed 2023·Granted Dec 30, 2025·0 cites·12 claims
- 2894US10640664B2Photocurable ink composition for ink jet recording and ink jet recording methodSEIKO EPSON CORP·Filed 2017·Granted May 5, 2020·2 cites·8 claims
- 2994US10245852B2Photo-curable ink jet ink set and ink jet recording method using the sameSEIKO EPSON CORP·Filed 2017·Granted Apr 2, 2019·2 cites·18 claims
- 3094US8313572B2Metallic pigment, pigment dispersion liquid, metallic pigment ink composition, and ink jet recording methodOYANAGI TAKASHI·Filed 2006·Granted Nov 20, 2012·30 cites·18 claims
- 3194US8192804B2Photocurable ink composition, ink jet recording method, and recording matterFUKUMOTO HIROSHI·Filed 2008·Granted Jun 5, 2012·15 cites·8 claims
- 3293US7794076B2Ultraviolet ray irradiation device, recording apparatus using the ultraviolet ray irradiation device, and recording methodSEIKO EPSON CORP·Filed 2007·Granted Sep 14, 2010·16 cites·13 claims
- 3392US8894197B2Ink set, ink-jet recording method, and recorded materialOYANAGI TAKASHI·Filed 2008·Granted Nov 25, 2014·9 cites·10 claims
- 3492US8158214B2Photocurable ink composition set, ink jet recording method, and recorded matterFUKUMOTO HIROSHI·Filed 2008·Granted Apr 17, 2012·13 cites·10 claims
- 3592US7619015B2Photocurable ink compositionSEIKO EPSON CORP·Filed 2006·Granted Nov 17, 2009·12 cites·6 claims
- 3691US10155873B2Ultraviolet-curable composition and recorded matterSEIKO EPSON CORP·Filed 2016·Granted Dec 18, 2018·2 cites·18 claims
- 3790US10308824B2Radiation curable ink jet composition and ink jet recording methodSEIKO EPSON CORP·Filed 2017·Granted Jun 4, 2019·2 cites·19 claims
- 3890US9738800B2Photocurable ink composition, recording method, recording apparatus, photocurable ink jet recording ink composition, and ink jet recording methodNAKANO KEITARO·Filed 2012·Granted Aug 22, 2017·5 cites·10 claims
- 3989US11813843B2Ink jet recording method, ultraviolet curable ink, and ink jet recording apparatusSEIKO EPSON CORP·Filed 2020·Granted Nov 14, 2023·1 cites·15 claims
- 4089US11034165B2Ink jet method and ink jet apparatusSEIKO EPSON CORP·Filed 2020·Granted Jun 15, 2021·2 cites·9 claims
- 4189US9616675B2Ink set, ink-jet recording method, and recorded materialSEIKO EPSON CORP·Filed 2014·Granted Apr 11, 2017·3 cites·11 claims
- 4288US8673994B2Ink composition, two-pack curing ink composition set, and recording method and recorded matter using theseNAKANO KEITARO·Filed 2011·Granted Mar 18, 2014·3 cites·17 claims
- 4388US2024042774A1Ink jet recording method, ultraviolet curable ink, and ink jet recording apparatusSEIKO EPSON CORP·Filed 2023·Application pending·0 cites
- 4487US10780707B2Pigment dispersion, ink composition, inkset, and recording deviceSEIKO EPSON CORP·Filed 2019·Granted Sep 22, 2020·0 cites·6 claims
- 4587US8628184B2Recording method, recording apparatus, and ink setAOYAMA TETSUYA·Filed 2011·Granted Jan 14, 2014·4 cites·11 claims
- 4685US9260618B2Ultraviolet-curable ink jet composition and storage body thereofSEIKO EPSON CORP·Filed 2015·Granted Feb 16, 2016·2 cites·13 claims
- 4785US8227539B2Photocurable ink composition and inkjet recording methodOYANAGI TAKASHI·Filed 2008·Granted Jul 24, 2012·6 cites·12 claims
- 4884US12331142B2Maintenance liquid and maintenance methodSEIKO EPSON CORP·Filed 2023·Granted Jun 17, 2025·0 cites·18 claims
- 4982US11898042B2Photocurable ink composition for ink jet recording and ink jet recording methodSEIKO EPSON CORP·Filed 2021·Granted Feb 13, 2024·0 cites·6 claims
- 5082US10486433B2Pigment dispersion, ink composition, inkset, and recording deviceSEIKO EPSON CORP·Filed 2018·Granted Nov 26, 2019·0 cites·9 claims
Showing the top 50 of 134 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →