Inventor · disambiguated record
Hirokazu Sekino
Also filed as: SEKINO HIROKAZU
34 granted patents·48 pending applications·206 citations·filing 1993–2024
96Inventor score
Top patents by PatentIndex Score
82 records- 0197US5507153AElectric motor vehicleSEIKO EPSON CORP·Filed 1994·Granted Apr 16, 1996·77 cites·13 claims
- 0282US8009846B2Ultrasonic speaker and projectorSEIKO EPSON CORP·Filed 2009·Granted Aug 30, 2011·9 cites·4 claims
- 0380US7881489B2Ultrasonic transducer and ultrasonic speaker using the sameSEIKO EPSON CORP·Filed 2005·Granted Feb 1, 2011·13 cites·29 claims
- 0479US12441100B2Liquid ejecting apparatusSEIKO EPSON CORP·Filed 2023·Granted Oct 14, 2025·0 cites·10 claims
- 0579US8919664B2Liquid ejecting apparatusSETO TAKESHI·Filed 2012·Granted Dec 30, 2014·8 cites·13 claims
- 0678US11701886B2Liquid ejection deviceSEIKO EPSON CORP·Filed 2021·Granted Jul 18, 2023·0 cites·7 claims
- 0778US9402946B2Liquid ejecting apparatusSEIKO EPSON CORP·Filed 2014·Granted Aug 2, 2016·6 cites·14 claims
- 0877US12343991B2Processing method and processing apparatusSEIKO EPSON CORP·Filed 2023·Granted Jul 1, 2025·0 cites·6 claims
- 0975US5632157AElectric automobileSEIKO EPSON CORP·Filed 1995·Granted May 27, 1997·32 cites·6 claims
- 1073US11235576B2Liquid ejection deviceSEIKO EPSON CORP·Filed 2020·Granted Feb 1, 2022·0 cites·7 claims
- 1173US9237901B2Liquid injection device and medical apparatusASAHI TSUNEMORI·Filed 2012·Granted Jan 19, 2016·6 cites·10 claims
- 1273US7564986B2Ultrasonic speaker and projectorSEIKO EPSON CORP·Filed 2005·Granted Jul 21, 2009·5 cites·10 claims
- 1371US12415361B2Liquid ejection deviceSEIKO EPSON CORP·Filed 2023·Granted Sep 16, 2025·0 cites·9 claims
- 1469US12503800B2Fabric processing deviceSEIKO EPSON CORP·Filed 2023·Granted Dec 23, 2025·0 cites·13 claims
- 1569US11351795B2Liquid ejection deviceSEIKO EPSON CORP·Filed 2021·Granted Jun 7, 2022·0 cites·6 claims
- 1668US12383912B2Liquid jetting nozzle and liquid jetting deviceSEIKO EPSON CORP·Filed 2022·Granted Aug 12, 2025·0 cites·11 claims
- 1766US8045735B2Ultrasonic transducer and ultrasonic speaker using the sameSEIKO EPSON CORP·Filed 2005·Granted Oct 25, 2011·3 cites·17 claims
- 1866US5345777AElectric automobileSEIKO EPSON CORP·Filed 1993·Granted Sep 13, 1994·23 cites·24 claims
- 1965US2024278570A1Liquid ejection deviceSEIKO EPSON CORP·Filed 2024·Application pending·0 cites
- 2064US12447479B2Liquid spray deviceSEIKO EPSON CORP·Filed 2022·Granted Oct 21, 2025·0 cites·8 claims
- 2164US9737327B2Fluid ejection device and medical apparatusSEIKO EPSON CORP·Filed 2014·Granted Aug 22, 2017·2 cites·8 claims
- 2263US7949143B2Ultrasonic transducer, ultrasonic speaker, acoustic system, and control method of ultrasonic transducerSEIKO EPSON CORP·Filed 2009·Granted May 24, 2011·2 cites·4 claims
- 2363US2025010313A1Liquid spray nozzle and liquid spray deviceSEIKO EPSON CORP·Filed 2024·Application pending·0 cites
- 2463US2024424740A1Support material removal device and support material removal methodSEIKO EPSON CORP·Filed 2024·Application pending·0 cites
- 2562US8126171B2Electrostatic ultrasonic transducer and ultrasonic speakerSEKINO HIROKAZU·Filed 2007·Granted Feb 28, 2012·3 cites·6 claims
- 2662US2023286007A1Liquid ejection deviceSEIKO EPSON CORP·Filed 2023·Application pending·0 cites
- 2762US2024173960A1Liquid Ejecting Apparatus And Liquid Ejecting MethodSEIKO EPSON CORP·Filed 2023·Application pending·0 cites
- 2862US2023383450A1Fabric Processing DeviceSEIKO EPSON CORP·Filed 2023·Application pending·0 cites
- 2962US2025000318A1Floor cleaning robot and cleaning apparatusSEIKO EPSON CORP·Filed 2024·Application pending·0 cites
- 3062US2024424741A1Cleaning apparatusSEIKO EPSON CORP·Filed 2024·Application pending·0 cites
- 3159US9592517B2Fluid ejection device system and medical apparatusSEIKO EPSON CORP·Filed 2013·Granted Mar 14, 2017·1 cites·12 claims
- 3258US11826767B2Liquid ejection deviceSEIKO EPSON CORP·Filed 2021·Granted Nov 28, 2023·0 cites·2 claims
- 3358US8493222B2Liquid injection deviceSEKINO HIROKAZU·Filed 2011·Granted Jul 23, 2013·1 cites·8 claims
- 3458US7542579B2Ultrasonic transducer, ultrasonic speaker, acoustic system, and control method of ultrasonic transducerSEIKO EPSON CORP·Filed 2005·Granted Jun 2, 2009·2 cites·8 claims
- 3557US9743948B2Liquid ejecting apparatusSEIKO EPSON CORP·Filed 2016·Granted Aug 29, 2017·0 cites·7 claims
- 3657US2022266270A1Liquid jetting device for skin cleaningSEIKO EPSON CORP·Filed 2022·Application pending·0 cites
- 3757US2022266267A1Liquid jet nozzle and liquid jet deviceSEIKO EPSON CORP·Filed 2022·Application pending·0 cites
- 3857US2022266266A1Liquid jet device for skin cleaningSEIKO EPSON CORP·Filed 2022·Application pending·0 cites
- 3954US11745211B2Liquid ejection device and liquid ejection device control methodSEIKO EPSON CORP·Filed 2020·Granted Sep 5, 2023·0 cites·6 claims
- 4053US9055968B2Liquid injection deviceSEIKO EPSON CORP·Filed 2013·Granted Jun 16, 2015·0 cites·6 claims
- 4153US2023128457A1Method Of Determining Aperture Area And Droplet Jet DeviceSEIKO EPSON CORP·Filed 2022·Application pending·0 cites
- 4252US11865560B2Liquid ejection deviceSEIKO EPSON CORP·Filed 2020·Granted Jan 9, 2024·0 cites·10 claims
- 4351US2017032704A1Simulated OrganSEIKO EPSON CORP·Filed 2016·Application pending·0 cites
- 4451US2017032700A1Simulated OrganSEIKO EPSON CORP·Filed 2016·Application pending·0 cites
- 4551US2017032699A1Simulated OrganSEIKO EPSON CORP·Filed 2016·Application pending·0 cites
- 4651US2017032701A1Simulated Organ, Living Body Simulated Tissue and Simulated Organ CaseSEIKO EPSON CORP·Filed 2016·Application pending·0 cites
- 4751US2017032703A1Simulated OrganSEIKO EPSON CORP·Filed 2016·Application pending·0 cites
- 4851US2017032706A1Simulated Organ DeviceSEIKO EPSON CORP·Filed 2016·Application pending·0 cites
- 4950US9610090B2Liquid injection device and medical deviceSEIKO EPSON CORP·Filed 2014·Granted Apr 4, 2017·0 cites·16 claims
- 5050US2023128464A1Droplet Jet DeviceSEIKO EPSON CORP·Filed 2022·Application pending·0 cites
Showing the top 50 of 82 patent records by PatentIndex Score.
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