Inventor · disambiguated record
Haruhisa Uezawa
Also filed as: UEZAWA HARUHISA
25 granted patents·5 pending applications·75 citations·filing 2007–2024
93Inventor score
Technology areasB41J
Top patents by PatentIndex Score
30 records- 0196US11981136B2Liquid ejecting head and liquid ejecting apparatusSEIKO EPSON CORP·Filed 2022·Granted May 14, 2024·2 cites·19 claims
- 0295US8684507B2Liquid ejecting head, liquid ejecting unit, and liquid ejecting apparatusUEZAWA HARUHISA·Filed 2011·Granted Apr 1, 2014·16 cites·11 claims
- 0394US8899727B2Liquid ejecting head and liquid ejecting apparatusSEIKO EPSON CORP·Filed 2013·Granted Dec 2, 2014·8 cites·14 claims
- 0493US8740365B2Liquid ejecting head, liquid ejecting head unit and liquid ejecting apparatusUEZAWA HARUHISA·Filed 2012·Granted Jun 3, 2014·10 cites·19 claims
- 0592US7878638B2Liquid ejecting headSEIKO EPSON CORP·Filed 2007·Granted Feb 1, 2011·15 cites·11 claims
- 0688US8596775B2Filter unit, liquid ejecting apparatus, and bubble removal methodKOIKE KAORU·Filed 2012·Granted Dec 3, 2013·4 cites·7 claims
- 0785US7819514B2Liquid ejecting apparatus and liquid ejecting headSEIKO EPSON CORP·Filed 2007·Granted Oct 26, 2010·8 cites·14 claims
- 0881US8403450B2Liquid ejection head with nozzle plate heaterSATO MASAHIKO·Filed 2011·Granted Mar 26, 2013·3 cites·3 claims
- 0975US9174437B2Liquid ejecting apparatusSEIKO EPSON CORP·Filed 2014·Granted Nov 3, 2015·2 cites·6 claims
- 1075US8915576B2Liquid ejecting head and liquid ejecting apparatusSEIKO EPSON CORP·Filed 2013·Granted Dec 23, 2014·2 cites·4 claims
- 1173US11780243B2Liquid ejecting head and liquid ejecting apparatusSEIKO EPSON CORP·Filed 2022·Granted Oct 10, 2023·0 cites·12 claims
- 1272US11938732B2Liquid ejecting head and liquid ejecting apparatusSEIKO EPSON CORP·Filed 2022·Granted Mar 26, 2024·0 cites·20 claims
- 1370US8113633B2Liquid ejecting head and liquid ejecting apparatus having sameHIRASAWA YUSUKE·Filed 2009·Granted Feb 14, 2012·4 cites·10 claims
- 1466US8398213B2Liquid ejecting head unitUEZAWA HARUHISA·Filed 2011·Granted Mar 19, 2013·1 cites·6 claims
- 1564US10967641B2Liquid ejecting apparatusSEIKO EPSON CORP·Filed 2020·Granted Apr 6, 2021·0 cites·14 claims
- 1661US9290004B2Liquid ejecting head and liquid ejecting apparatusSEIKO EPSON CORP·Filed 2014·Granted Mar 22, 2016·0 cites·11 claims
- 1760US2025135776A1Liquid ejecting head and liquid ejecting apparatusSEIKO EPSON CORP·Filed 2024·Application pending·0 cites
- 1860US2025142676A1Liquid ejecting head and liquid ejecting apparatusSEIKO EPSON CORP·Filed 2024·Application pending·0 cites
- 1959US9162472B2Filter unit, liquid ejecting apparatus, and bubble removal methodSEIKO EPSON CORP·Filed 2013·Granted Oct 20, 2015·0 cites·6 claims
- 2058US12179489B2Liquid ejecting head and liquid ejecting apparatusSEIKO EPSON CORP·Filed 2022·Granted Dec 31, 2024·0 cites·15 claims
- 2156US11938728B2Liquid ejecting head and liquid ejecting apparatusSEIKO EPSON CORP·Filed 2022·Granted Mar 26, 2024·0 cites·20 claims
- 2254US9044957B2Liquid ejecting apparatusSEIKO EPSON CORP·Filed 2013·Granted Jun 2, 2015·0 cites·12 claims
- 2352US9862202B2Liquid ejecting head and liquid ejecting apparatusSEIKO EPSON CORP·Filed 2017·Granted Jan 9, 2018·0 cites·16 claims
- 2446US8851614B2Liquid ejection head and liquid ejection apparatusOWAKI HIROSHIGE·Filed 2012·Granted Oct 7, 2014·0 cites·17 claims
- 2546US8608275B2Liquid ejecting headOWAKI HIROSHIGE·Filed 2011·Granted Dec 17, 2013·0 cites·13 claims
- 2642US8336978B2Heating flow path unit and liquid ejecting headUEZAWA HARUHISA·Filed 2011·Granted Dec 25, 2012·0 cites·6 claims
- 2737US2011242237A1Liquid ejecting head, liquid ejecting unit, and liquid ejecting apparatusSEIKO EPSON CORP·Filed 2011·Application pending·0 cites
- 2836US2011211001A1Control apparatus and liquid ejecting apparatusSEIKO EPSON CORP·Filed 2011·Application pending·0 cites
- 2934US2010225718A1Liquid supply apparatus and liquid ejecting apparatusSEIKO EPSON CORP·Filed 2010·Application pending·0 cites
- 3032US9056467B2Liquid ejecting head unitYAMAMORI AKIO·Filed 2011·Granted Jun 16, 2015·0 cites·7 claims
Join the waitlist — get patent alerts
Get an alert when Haruhisa Uezawa files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →