Inventor · disambiguated record
Akihito Sao
Also filed as: SAO AKIHITO
31 granted patents·7 pending applications·243 citations·filing 2007–2018
97Inventor score
Top patents by PatentIndex Score
38 records- 0197US9534128B2Ink jet ink composition for sublimation transfer, ink set, and method of manufacturing dyed productSEIKO EPSON CORP·Filed 2014·Granted Jan 3, 2017·16 cites·17 claims
- 0297US7416592B2Magenta ink composition, ink set, ink cartridge, inkjet recording method and recorded productSEIKO EPSON CORP·Filed 2007·Granted Aug 26, 2008·36 cites·31 claims
- 0396US9399718B2Ink composition, inkjet recording system, and inkjet recording methodSEIKO EPSON CORP·Filed 2013·Granted Jul 26, 2016·11 cites·15 claims
- 0495US7465347B2Yellow ink composition, ink set, ink cartridge, inkjet recording method, and recorded matterSEIKO EPSON CORP·Filed 2007·Granted Dec 16, 2008·21 cites·15 claims
- 0594US9238744B2Non-aqueous ink composition for ink jet recording and ink jet recording methodSEIKO EPSON CORP·Filed 2014·Granted Jan 19, 2016·8 cites·21 claims
- 0694US9222217B2Ink and dyed articleSEIKO EPSON CORP·Filed 2013·Granted Dec 29, 2015·9 cites·7 claims
- 0794US8991996B2Ink composition for ink jet recordingSEIKO EPSON CORP·Filed 2014·Granted Mar 31, 2015·12 cites·15 claims
- 0894US7553357B2Ink composition, ink cartridge, recording method, and recorded productSEIKO EPSON CORP·Filed 2007·Granted Jun 30, 2009·16 cites·20 claims
- 0993US9725610B2Ink composition for ink jet recordingSEIKO EPSON CORP·Filed 2015·Granted Aug 8, 2017·4 cites·9 claims
- 1093US9028055B2Nonaqueous ink composition for ink jet recording and ink jet recording methodSEIKO EPSON CORP·Filed 2012·Granted May 12, 2015·8 cites·14 claims
- 1193US7740695B2Ink set, ink cartridge, inkjet recording method, and recorded matterSEIKO EPSON CORP·Filed 2007·Granted Jun 22, 2010·17 cites·24 claims
- 1292US7901499B2INK compositionSEIKO EPSON CORP·Filed 2008·Granted Mar 8, 2011·12 cites·15 claims
- 1391US9745486B2Ink jet ink set for sublimation transfer, dyed product, and manufacturing method thereofSEIKO EPSON CORP·Filed 2015·Granted Aug 29, 2017·3 cites·15 claims
- 1491US9682571B2Ink composition, inkjet recording system, and inkjet recording methodSEIKO EPSON CORP·Filed 2016·Granted Jun 20, 2017·2 cites·7 claims
- 1591US9102842B2Ink composition and recording apparatusSEIKO EPSON CORP·Filed 2013·Granted Aug 11, 2015·6 cites·14 claims
- 1690US7736427B2Inkset, ink cartridge, inkjet recording method, and recorded matterSEIKO EPSON CORP·Filed 2007·Granted Jun 15, 2010·11 cites·45 claims
- 1790US7731788B2Inkset, ink cartridge, inkjet recording method, and recorded matterSEIKO EPSON CORP·Filed 2007·Granted Jun 8, 2010·11 cites·21 claims
- 1889US9056992B2Nonaqueous ink composition for ink jet recording and ink jet recording methodSAO AKIHITO·Filed 2011·Granted Jun 16, 2015·8 cites·6 claims
- 1989US7540908B2Ink composition, ink cartridge, recording method, and recorded productSEIKO EPSON CORP·Filed 2007·Granted Jun 2, 2009·9 cites·26 claims
- 2086US7540909B2Ink composition, ink cartridge, recording method, and recorded productSEIKO EPSON CORP·Filed 2007·Granted Jun 2, 2009·8 cites·21 claims
- 2181US8992678B2Ink set for ink jet recording and ink jet recording methodSEIKO EPSON CORP·Filed 2013·Granted Mar 31, 2015·2 cites·10 claims
- 2280US9868872B2Ink jet ink composition and production method thereofSEIKO EPSON CORP·Filed 2015·Granted Jan 16, 2018·1 cites·7 claims
- 2378US8936358B2Ink composition for ink jet textile printing and ink jet textile printing processSAO AKIHITO·Filed 2011·Granted Jan 20, 2015·3 cites·13 claims
- 2478US8858696B2Nonaqueous ink composition for ink jet recording and ink jet recording method using the sameSEIKO EPSON CORP·Filed 2013·Granted Oct 14, 2014·2 cites·12 claims
- 2577US7540911B2Ink composition, ink set, ink cartridge using the ink composition, inkjet recording method and recorded materialSEIKO EPSON CORP·Filed 2008·Granted Jun 2, 2009·3 cites·7 claims
- 2675US8840233B2Ink jet recording-targeted non-aqueous ink composition, ink set, and ink jet recording methodSAO AKIHITO·Filed 2011·Granted Sep 23, 2014·2 cites·7 claims
- 2773US10240055B2Ink jet ink composition and production method thereofSEIKO EPSON CORP·Filed 2018·Granted Mar 26, 2019·0 cites·6 claims
- 2865US9206327B2Nonaqueous ink composition for ink jet recording and ink jet recording method using nonaqueous ink compositionMAKI ITO·Filed 2012·Granted Dec 8, 2015·2 cites·9 claims
- 2959US8939559B2Non-aqueous cleaning liquid and cleaning methodSEIKO EPSON CORP·Filed 2012·Granted Jan 27, 2015·0 cites·12 claims
- 3055US2010047453A1Ink composition for ink-jet printing and printing methodSEIKO EPSON CORP·Filed 2009·Application pending·0 cites
- 3154US2009114125A1Liquid composition for preventing bubble adhesionSEIKO EPSON CORP·Filed 2008·Application pending·0 cites
- 3253US9303175B2Ink composition for ink jet recording and ink jet recording methodSEIKO EPSON CORP·Filed 2013·Granted Apr 5, 2016·0 cites·9 claims
- 3351US2014107007A1Ink jet cleaning solutionSEIKO EPSON CORP·Filed 2013·Application pending·0 cites
- 3444US2009118463A1Ink channel forming memberSEIKO EPSON CORP·Filed 2008·Application pending·0 cites
- 3540US2011092624A1Ink composition and method for producing the sameSEIKO EPSON CORP·Filed 2010·Application pending·0 cites
- 3639US2013286068A1Liquid ejecting apparatus and controlling method thereofSEIKO EPSON CORP·Filed 2013·Application pending·0 cites
- 3738US2015247046A1Non-aqueous ink jet ink composition and ink jet recording method using sameSEIKO EPSON CORP·Filed 2015·Application pending·0 cites
- 3835US9919520B2Ink jet recording methodSEIKO EPSON COPORATION·Filed 2015·Granted Mar 20, 2018·0 cites·25 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →