Inventor
NAKANO KEITARO
JP99 patents
⚠️ This page may combine multiple inventors who share the name “NAKANO KEITARO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SEIKO EPSON CORP
37 patentsUS7763108B2Jul 27, 2010
Pigment dispersion, ink composition, inkset, and recording device
SEIKO EPSON CORP43 citations96
US9243154B2Jan 26, 2016
Photo-curable ink jet ink set and ink jet recording method using the same
SEIKO EPSON CORP10 citations93
US7581829B2Sep 1, 2009
Ink-jet recording method and ink composition set
SEIKO EPSON CORP26 citations93
US7513945B2Apr 7, 2009
Ink composition
SEIKO EPSON CORP37 citations93
US7790245B2Sep 7, 2010
Photo curable ink composition set, and recording method and recordings employing ink composition set
SEIKO EPSON CORP19 citations92
US11059304B2Jul 13, 2021
Photo-curable ink jet ink set and ink jet recording method using the same
SEIKO EPSON CORP3 citations84
US10780717B2Sep 22, 2020
Photo-curable ink jet ink set and ink jet recording method using the same
SEIKO EPSON CORP3 citations84
US9981486B2May 29, 2018
Ink jet recording method, ultraviolet curable ink, and ink jet recording apparatus
SEIKO EPSON CORP6 citations84
US9925801B2Mar 27, 2018
Ink jet recording method, ultraviolet curable ink, and ink jet recording apparatus
SEIKO EPSON CORP8 citations84
US9796193B2Oct 24, 2017
Ink jet recording method, ultraviolet curable ink and ink jet recording apparatus
SEIKO EPSON CORP7 citations84
US9782982B2Oct 10, 2017
Ink jet recording method, ultraviolet curable ink and ink jet recording apparatus
SEIKO EPSON CORP7 citations84
US9777172B2Oct 3, 2017
Photocurable ink composition for ink jet recording and ink jet recording method
SEIKO EPSON CORP6 citations84
US9764559B2Sep 19, 2017
Pigment dispersion, ink composition, inkset, and recording device
SEIKO EPSON CORP2 citations84
US9713926B2Jul 25, 2017
Photo-curable ink jet ink set and ink jet recording method using the same
SEIKO EPSON CORP3 citations84
US9550900B2Jan 24, 2017
Pigment dispersion, ink composition, inkset, and recording device
SEIKO EPSON CORP5 citations84
US9493667B2Nov 15, 2016
UV curable ink jet recording ink composition, ink container and ink jet recording apparatus
SEIKO EPSON CORP14 citations84
US8801168B2Aug 12, 2014
Pigment dispersion, ink composition, inkset, and recording device
SEIKO EPSON CORP5 citations84
US7971985B2Jul 5, 2011
Pigment dispersion, ink composition, inkset, and recording device
SEIKO EPSON CORP7 citations84
US7968621B2Jun 28, 2011
Pigment dispersed liquid, production method for the same, and light curable ink composition using the pigment dispersed liquid
SEIKO EPSON CORP18 citations84
US7850280B2Dec 14, 2010
Light irradiating apparatus, light irradiating process, and image recording process
SEIKO EPSON CORP16 citations84
US7794076B2Sep 14, 2010
Ultraviolet ray irradiation device, recording apparatus using the ultraviolet ray irradiation device, and recording method
SEIKO EPSON CORP16 citations84
US7753514B2Jul 13, 2010
Ultraviolet curing type ink composition and imaging process for using the same
SEIKO EPSON CORP17 citations84
US7619015B2Nov 17, 2009
Photocurable ink composition
SEIKO EPSON CORP12 citations84
US11884079B2Jan 30, 2024
Photo-curable ink jet ink set and ink jet recording method using the same
SEIKO EPSON CORP2 citations73
US11813843B2Nov 14, 2023
Ink jet recording method, ultraviolet curable ink, and ink jet recording apparatus
SEIKO EPSON CORP1 citations73
US10640664B2May 5, 2020
Photocurable ink composition for ink jet recording and ink jet recording method
SEIKO EPSON CORP2 citations73
US10590297B2Mar 17, 2020
Ink jet composition set and ink jet recording method
SEIKO EPSON CORP4 citations73
US10308824B2Jun 4, 2019
Radiation curable ink jet composition and ink jet recording method
SEIKO EPSON CORP2 citations73
US10245852B2Apr 2, 2019
Photo-curable ink jet ink set and ink jet recording method using the same
SEIKO EPSON CORP2 citations73
US10155873B2Dec 18, 2018
Ultraviolet-curable composition and recorded matter
SEIKO EPSON CORP2 citations73
US9616675B2Apr 11, 2017
Ink set, ink-jet recording method, and recorded material
SEIKO EPSON CORP3 citations73
US11034165B2Jun 15, 2021
Ink jet method and ink jet apparatus
SEIKO EPSON CORP2 citations72
US12509603B2Dec 30, 2025
Photo-curable ink jet ink set and ink jet recording method using the same
SEIKO EPSON CORP0 citations63
US11898042B2Feb 13, 2024
Photocurable ink composition for ink jet recording and ink jet recording method
SEIKO EPSON CORP0 citations63
US11118075B2Sep 14, 2021
Photocurable ink composition for ink jet recording and ink jet recording method
SEIKO EPSON CORP0 citations63
US11098213B2Aug 24, 2021
Radiation-curable ink jet ink set and ink jet printing method
SEIKO EPSON CORP0 citations63
US9260618B2Feb 16, 2016
Ultraviolet-curable ink jet composition and storage body thereof
SEIKO EPSON CORP2 citations63
OYANAGI TAKASHI
8 patentsUS8545003B2Oct 1, 2013
Pigment dispersion, ink composition, inkset, and recording device
OYANAGI TAKASHI7 citations93
US8511814B2Aug 20, 2013
Pigment dispersion, ink composition, inkset, and recording device
OYANAGI TAKASHI10 citations93
US8313572B2Nov 20, 2012
Metallic pigment, pigment dispersion liquid, metallic pigment ink composition, and ink jet recording method
OYANAGI TAKASHI30 citations93
US8894197B2Nov 25, 2014
Ink set, ink-jet recording method, and recorded material
OYANAGI TAKASHI9 citations84
US8556401B2Oct 15, 2013
Inkjet recording method and recorded matter
OYANAGI TAKASHI8 citations84
US8227539B2Jul 24, 2012
Photocurable ink composition and inkjet recording method
OYANAGI TAKASHI6 citations73
US8882257B2Nov 11, 2014
Light emitting device, method of manufacturing light emitting device, and ink jet recording apparatus
OYANAGI TAKASHI1 citations63
US8440743B2May 14, 2013
Oil-based ink composition for ink-jet recording
OYANAGI TAKASHI2 citations63
FUKUMOTO HIROSHI
2 patentsKIDA HIROAKI
1 patentAOYAMA TETSUYA
1 patentNAKANO KEITARO
1 patentShowing the top 50 of 99 patents by PatentIndex Score.