Inventor · disambiguated record
Katsuhiro Okubo
Also filed as: OKUBO KATSUHIRO
70 granted patents·5 pending applications·319 citations·filing 1998–2023
98Inventor score
Top patents by PatentIndex Score
75 records- 0196US11981136B2Liquid ejecting head and liquid ejecting apparatusSEIKO EPSON CORP·Filed 2022·Granted May 14, 2024·2 cites·19 claims
- 0295US6634742B2Recording head unitSEIKO EPSON CORP·Filed 2001·Granted Oct 21, 2003·64 cites·50 claims
- 0394US8899727B2Liquid ejecting head and liquid ejecting apparatusSEIKO EPSON CORP·Filed 2013·Granted Dec 2, 2014·8 cites·14 claims
- 0494US6106112AInk feed containerSEIKO EPSON CORP·Filed 1998·Granted Aug 22, 2000·93 cites·10 claims
- 0593US8449094B2Liquid ejection head unit and liquid ejection apparatusOKUBO KATSUHIRO·Filed 2012·Granted May 28, 2013·9 cites·8 claims
- 0692US12187047B2Flow passage member, liquid ejecting head, liquid ejecting apparatus, and method for manufacturing flow passage memberSEIKO EPSON CORP·Filed 2021·Granted Jan 7, 2025·1 cites·19 claims
- 0792US10464344B2Liquid ejecting head and method for manufacturing liquid ejecting head unitSEIKO EPSON CORP·Filed 2017·Granted Nov 5, 2019·4 cites·15 claims
- 0891US9061497B2Liquid ejecting head and liquid ejecting apparatusSEIKO EPSON CORP·Filed 2014·Granted Jun 23, 2015·6 cites·20 claims
- 0990US11433671B2Liquid ejecting head unitSEIKO EPSON CORP·Filed 2020·Granted Sep 6, 2022·2 cites·8 claims
- 1090US10076913B2Liquid ejecting apparatus and liquid filling method and control method for the sameSEIKO EPSON CORP·Filed 2017·Granted Sep 18, 2018·3 cites·7 claims
- 1185US8398214B2Liquid ejecting head, liquid ejecting apparatus, and actuator deviceOKUBO KATSUHIRO·Filed 2009·Granted Mar 19, 2013·12 cites·10 claims
- 1284US11155090B2Liquid ejecting head and liquid ejecting apparatusSEIKO EPSON CORP·Filed 2020·Granted Oct 26, 2021·1 cites·11 claims
- 1384US7537328B2Liquid ejecting head and liquid ejecting apparatusSEIKO EPSON CORP·Filed 2007·Granted May 26, 2009·7 cites·14 claims
- 1483US9150021B2Liquid ejecting head unit, liquid ejecting apparatus, and liquid ejecting head setSEIKO EPSON CORP·Filed 2013·Granted Oct 6, 2015·3 cites·15 claims
- 1582USD447169SInk cartridge for printerSEIKO EPSON CORP·Filed 1998·Granted Aug 28, 2001·24 cites·1 claims
- 1680US9409392B2Liquid ejecting head and liquid ejecting apparatusSEIKO EPSON CORP·Filed 2014·Granted Aug 9, 2016·2 cites·5 claims
- 1780US6375316B1Ink feed container for accommodating a plurality of ink storage bags in a case main body with partitioning membersSEIKO EPSON CORP·Filed 2000·Granted Apr 23, 2002·18 cites·4 claims
- 1879US7467835B2Liquid jetting apparatus and liquid jetting methodSEIKO EPSON CORP·Filed 2005·Granted Dec 23, 2008·4 cites·13 claims
- 1975US10029471B2Liquid ejecting apparatus and method for controlling liquid ejecting apparatusSEIKO EPSON CORP·Filed 2017·Granted Jul 24, 2018·1 cites·12 claims
- 2075US9073334B2Liquid ejecting head module and liquid ejecting apparatusSEIKO EPSON CORP·Filed 2014·Granted Jul 7, 2015·2 cites·10 claims
- 2175US8210656B2Liquid ejecting head and liquid ejecting apparatusSUZUKI SHIGEKI·Filed 2010·Granted Jul 3, 2012·2 cites·12 claims
- 2273US11780243B2Liquid ejecting head and liquid ejecting apparatusSEIKO EPSON CORP·Filed 2022·Granted Oct 10, 2023·0 cites·12 claims
- 2373US11312138B2Liquid ejecting unit, liquid ejecting head, support body for liquid ejecting headSEIKO EPSON CORP·Filed 2020·Granted Apr 26, 2022·0 cites·8 claims
- 2473US10843466B2Liquid ejecting unit, liquid ejecting head, support body for liquid ejecting headSEIKO EPSON CORP·Filed 2020·Granted Nov 24, 2020·0 cites·9 claims
- 2573US9475292B2Liquid ejecting head and liquid ejecting apparatusSEIKO EPSON CORP·Filed 2016·Granted Oct 25, 2016·1 cites·20 claims
- 2673US7871157B2Liquid-jet apparatus liquid introducing needle with air intake suppressionSEIKO EPSON CORP·Filed 2007·Granted Jan 18, 2011·4 cites·6 claims
- 2772US11938732B2Liquid ejecting head and liquid ejecting apparatusSEIKO EPSON CORP·Filed 2022·Granted Mar 26, 2024·0 cites·20 claims
- 2872US8171635B2Method of manufacturing liquid ejecting headKOBAYASHI HIROYUKI·Filed 2010·Granted May 8, 2012·2 cites·4 claims
- 2971US7699418B2Liquid jetting apparatus and liquid jetting methodSEIKO EPSON CORP·Filed 2007·Granted Apr 20, 2010·2 cites·5 claims
- 3071US7490923B2Liquid ejecting headSEIKO EPSON CORP·Filed 2005·Granted Feb 17, 2009·4 cites·15 claims
- 3170US11673388B2Liquid ejecting head and liquid ejecting apparatusSEIKO EPSON CORP·Filed 2021·Granted Jun 13, 2023·0 cites·19 claims
- 3268US8376517B2Method for manufacturing liquid flow passage unit, liquid flow passage unit, liquid ejecting head unit, and liquid ejecting apparatusSEIKO EPSON CORP·Filed 2010·Granted Feb 19, 2013·1 cites·10 claims
- 3367US11318743B2Liquid ejecting head unhand liquid ejecting apparatusSEIKO EPSON CORP·Filed 2019·Granted May 3, 2022·0 cites·13 claims
- 3467US8596743B2Liquid ejecting head, liquid ejecting head unit, liquid ejecting apparatus and method of manufacturing liquid ejecting headSUZUKI SHIGEKI·Filed 2011·Granted Dec 3, 2013·1 cites·19 claims
- 3566US8047635B2Liquid ejecting head and liquid ejecting deviceSEIKO EPSON CORP·Filed 2009·Granted Nov 1, 2011·2 cites·7 claims
- 3666US6190006B1Ink-jet recording headSEIKO EPSON CORP·Filed 1998·Granted Feb 20, 2001·23 cites·20 claims
- 3765US12157314B2Liquid ejecting head and liquid ejecting apparatusSEIKO EPSON CORP·Filed 2023·Granted Dec 3, 2024·0 cites·15 claims
- 3864US10576743B2Liquid ejecting unit, liquid ejecting head, support body for liquid ejecting headSEIKO EPSON CORP·Filed 2017·Granted Mar 3, 2020·0 cites·9 claims
- 3963US11254125B2Liquid discharging head unit and liquid discharging apparatusSEIKO EPSON CORP·Filed 2020·Granted Feb 22, 2022·0 cites·12 claims
- 4062US11673399B2Liquid ejecting head and liquid ejecting apparatusSEIKO EPSON CORP·Filed 2021·Granted Jun 13, 2023·0 cites·11 claims
- 4161US9956773B2Liquid ejecting head and liquid ejecting apparatusSEIKO EPSON CORP·Filed 2016·Granted May 1, 2018·0 cites·5 claims
- 4261US9290004B2Liquid ejecting head and liquid ejecting apparatusSEIKO EPSON CORP·Filed 2014·Granted Mar 22, 2016·0 cites·11 claims
- 4361US8329086B2Method of manufacturing liquid ejecting headKOBAYASHI HIROYUKI·Filed 2010·Granted Dec 11, 2012·1 cites·4 claims
- 4460US10384448B2Liquid ejecting head unit and liquid ejecting apparatusSEIKO EPSON CORP·Filed 2017·Granted Aug 20, 2019·0 cites·18 claims
- 4559US11225082B2Channel structure, liquid ejecting unit, and liquid ejecting apparatusSEIKO EPSON CORP·Filed 2019·Granted Jan 18, 2022·0 cites·19 claims
- 4658US12179489B2Liquid ejecting head and liquid ejecting apparatusSEIKO EPSON CORP·Filed 2022·Granted Dec 31, 2024·0 cites·15 claims
- 4758US11110717B2Channel member, head unit, and head unit groupSEIKO EPSON CORP·Filed 2019·Granted Sep 7, 2021·0 cites·14 claims
- 4857US10363749B2Liquid discharging head, liquid discharging apparatus, and manufacturing method of liquid discharging apparatusSEIKO EPSON CORP·Filed 2018·Granted Jul 30, 2019·0 cites·20 claims
- 4956US11938728B2Liquid ejecting head and liquid ejecting apparatusSEIKO EPSON CORP·Filed 2022·Granted Mar 26, 2024·0 cites·20 claims
- 5056US7905563B2Liquid jetting apparatus and liquid jetting method for controlling droplet landing positionsSEIKO EPSON CORP·Filed 2009·Granted Mar 15, 2011·0 cites·1 claims
Showing the top 50 of 75 patent records by PatentIndex Score.
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