Inventor · disambiguated record
Tokujiro Okuno
Also filed as: OKUNO TOKUJIRO
50 granted patents·5 pending applications·164 citations·filing 2001–2025
97Inventor score
Top patents by PatentIndex Score
55 records- 0195US11343399B2Image reading apparatusSEIKO EPSON CORP·Filed 2020·Granted May 24, 2022·3 cites·6 claims
- 0294US9493010B2Liquid containerSEIKO EPSON CORP·Filed 2014·Granted Nov 15, 2016·9 cites·13 claims
- 0394US9144985B2Liquid storage container and liquid jet apparatusSEIKO EPSON CORP·Filed 2014·Granted Sep 29, 2015·9 cites·14 claims
- 0493USD466920SPrinterSEIKO EPSON CORP·Filed 2001·Granted Dec 10, 2002·56 cites·1 claims
- 0591US10584005B2Medium feed device and image reading apparatusSEIKO EPSON CORP·Filed 2017·Granted Mar 10, 2020·5 cites·6 claims
- 0691US9636918B2Liquid container, liquid consumption apparatus, and electrical connectorSEIKO EPSON CORP·Filed 2015·Granted May 2, 2017·4 cites·24 claims
- 0790US10863046B2Image reading apparatusSEIKO EPSON CORP·Filed 2018·Granted Dec 8, 2020·4 cites·6 claims
- 0889US9346281B2Liquid supply unit and liquid ejection deviceSEIKO EPSON CORP·Filed 2015·Granted May 24, 2016·3 cites·14 claims
- 0988US7758041B2Clutch apparatus, conveyance apparatus and recording apparatusSEIKO EPSON CORP·Filed 2007·Granted Jul 20, 2010·11 cites·1 claims
- 1086US10091375B2Image reading apparatusSEIKO EPSON CORP·Filed 2016·Granted Oct 2, 2018·3 cites·7 claims
- 1185US9662895B1Liquid container and liquid supply apparatusSEIKO EPSON CORP·Filed 2016·Granted May 30, 2017·2 cites·12 claims
- 1284US11019231B2Medium transport apparatus and image reading apparatusSEIKO EPSON CORP·Filed 2019·Granted May 25, 2021·3 cites·20 claims
- 1383US9421782B2Liquid containing body, electric connection body, and liquid consuming apparatusSEIKO EPSON CORP·Filed 2015·Granted Aug 23, 2016·2 cites·8 claims
- 1483US7766317B2Clutch apparatus, conveying apparatus and recording apparatusSEIKO EPSON CORP·Filed 2007·Granted Aug 3, 2010·8 cites·4 claims
- 1582US11724904B2Medium-transporting device and image reading apparatusSEIKO EPSON CORP·Filed 2021·Granted Aug 15, 2023·1 cites·11 claims
- 1682US9511597B2Liquid supply device with liquid container and liquid introduction part to be connected therewithSEIKO EPSON CORP·Filed 2015·Granted Dec 6, 2016·2 cites·10 claims
- 1782US9315033B2Recording apparatusSEIKO EPSON CORP·Filed 2015·Granted Apr 19, 2016·2 cites·4 claims
- 1878US12231606B2Image reading apparatusSEIKO EPSON CORP·Filed 2023·Granted Feb 18, 2025·0 cites·7 claims
- 1975US2025159090A1Image reading apparatusSEIKO EPSON CORP·Filed 2025·Application pending·0 cites
- 2074US11729330B2Image reading apparatusSEIKO EPSON CORP·Filed 2022·Granted Aug 15, 2023·0 cites·10 claims
- 2174US7815181B2Recording apparatusSEIKO EPSON CORP·Filed 2009·Granted Oct 19, 2010·4 cites·6 claims
- 2272US9085175B2Recording apparatusOKUNO TOKUJIRO·Filed 2012·Granted Jul 21, 2015·3 cites·14 claims
- 2372US2025350694A1Image reading apparatusSEIKO EPSON CORP·Filed 2025·Application pending·0 cites
- 2471US11203498B2Medium feeding apparatus and image reading apparatusSEIKO EPSON CORP·Filed 2019·Granted Dec 21, 2021·1 cites·18 claims
- 2571US7455397B2Ink cartridge attachment/detachment device, recording apparatus, liquid ejection apparatus, and liquid containerSEIKO EPSON CORP·Filed 2004·Granted Nov 25, 2008·10 cites·21 claims
- 2670US10821738B2Liquid container, liquid consuming apparatus and electrical connectorSEIKO EPSON CORP·Filed 2018·Granted Nov 3, 2020·0 cites·11 claims
- 2770US10675879B2Liquid container, liquid consuming apparatus and electrical connectorSEIKO EPSON CORP·Filed 2018·Granted Jun 9, 2020·0 cites·7 claims
- 2870US10447884B2Medium feeder and image reading apparatusSEIKO EPSON CORP·Filed 2017·Granted Oct 15, 2019·1 cites·14 claims
- 2970US9132652B2Liquid containerSEIKO EPSON CORP·Filed 2014·Granted Sep 15, 2015·1 cites·7 claims
- 3070US8042909B2Ink cartridge attachment/detachment device, recording apparatus, liquid ejection apparatus, and liquid containerSEIKO EPSON CORP·Filed 2008·Granted Oct 25, 2011·2 cites·33 claims
- 3169US11787653B2Medium feeding device and image reading apparatusSEIKO EPSON CORP·Filed 2021·Granted Oct 17, 2023·0 cites·14 claims
- 3267US9022508B2Printing apparatus and printing methodUE HIROSHI·Filed 2012·Granted May 5, 2015·2 cites·6 claims
- 3361US11117768B2Medium feeding device and image reading apparatusSEIKO EPSON CORP·Filed 2018·Granted Sep 14, 2021·0 cites·13 claims
- 3461US2023262179A1Image reading apparatusSEIKO EPSON CORP·Filed 2023·Application pending·0 cites
- 3560US10179459B2Liquid container, liquid consuming apparatus and electrical connectorSEIKO EPSON CORP·Filed 2015·Granted Jan 15, 2019·0 cites·8 claims
- 3657US9254667B2Recording apparatusSEIKO EPSON CORP·Filed 2015·Granted Feb 9, 2016·0 cites·6 claims
- 3755US11509785B2Medium transport apparatus and image reading apparatusSEIKO EPSON CORP·Filed 2021·Granted Nov 22, 2022·0 cites·11 claims
- 3854US2015225227A1Liquid supply apparatus and liquid containing bodySEIKO EPSON CORP·Filed 2015·Application pending·0 cites
- 3953USD482387SPrinterSEIKO EPSON CORP·Filed 2001·Granted Nov 18, 2003·8 cites·1 claims
- 4051US9701127B2Liquid containerSEIKO EPSON CORP·Filed 2014·Granted Jul 11, 2017·0 cites·17 claims
- 4151US9352563B2Liquid ejecting head and liquid ejecting apparatusSEIKO EPSON CORP·Filed 2014·Granted May 31, 2016·0 cites·14 claims
- 4251US2008291252A1Ink cartridge attachment/detachment device, recording apparatus, liquid ejection apparatus, and liquid containerSAKAI YASUTO·Filed 2008·Application pending·0 cites
- 4348US11489979B2Reading apparatus with a first medium transport path coupled to a second medium transport path and a third medium transport path, where the third medium transport path inclined at an angle smaller than the angle formed by the second medium transport path inclined with the first transport medium pathSEIKO EPSON CORP·Filed 2021·Granted Nov 1, 2022·0 cites·12 claims
- 4447US9931852B2Liquid supply apparatus, liquid containerSEIKO EPSON CORP·Filed 2014·Granted Apr 3, 2018·0 cites·18 claims
- 4547US9849685B2Liquid supply deviceSEIKO EPSON CORP·Filed 2015·Granted Dec 26, 2017·0 cites·14 claims
- 4647US8047647B2Fluid ejecting apparatusSEIKO EPSON CORP·Filed 2009·Granted Nov 1, 2011·0 cites·7 claims
- 4746US11523014B2Image reading apparatus incliding an upper unit and a lower unit disposed vertically below the upper unit, the upper unit includes a feed tray configured to support a document fed at an incline of 45 degrees or more, a discharge tray supports a document discharged such that the document is inclined at an agle of 45 degrees or more, the lower unit includes a document positioning plate on which a document is mounted and a second readerSEIKO EPSON CORP·Filed 2021·Granted Dec 6, 2022·0 cites·14 claims
- 4846US9533509B2Liquid ejecting systemSEIKO EPSON CORP·Filed 2014·Granted Jan 3, 2017·0 cites·11 claims
- 4945US11438474B2Image reading apparatus with movable apparatus bodySEIKO EPSON CORP·Filed 2020·Granted Sep 6, 2022·0 cites·6 claims
- 5041US9962946B2Liquid ejecting systemSEIKO EPSON CORP·Filed 2015·Granted May 8, 2018·0 cites·15 claims
Showing the top 50 of 55 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →