Inventor · disambiguated record
Chikara Kojima
Also filed as: KOJIMA CHIKARA
66 granted patents·19 pending applications·32 citations·filing 2011–2025
97Inventor score
Top patents by PatentIndex Score
85 records- 0194US9144977B2Liquid ejection head and liquid ejection apparatusSEIKO EPSON CORP·Filed 2014·Granted Sep 29, 2015·5 cites·4 claims
- 0291US10059101B2Liquid ejection head and liquid ejection apparatusSEIKO EPSON CORP·Filed 2016·Granted Aug 28, 2018·2 cites·18 claims
- 0390US9498952B2Liquid ejection head and liquid ejection apparatusSEIKO EPSON CORP·Filed 2015·Granted Nov 22, 2016·2 cites·8 claims
- 0484US11152559B2Piezoelectric element, ultrasonic sensor, discharging head, ultrasonic device, liquid discharging device, and method of manufacturing piezoelectric elementSEIKO EPSON CORP·Filed 2018·Granted Oct 19, 2021·2 cites·8 claims
- 0584US9987663B2Ultrasonic sensorSEIKO EPSON CORP·Filed 2015·Granted Jun 5, 2018·2 cites·9 claims
- 0684US8727510B2Liquid ejection head and liquid ejection apparatusSEIKO EPSON CORP·Filed 2013·Granted May 20, 2014·2 cites·6 claims
- 0783US9772314B2Ultrasonic sensor and measuring method using the same, and method of manufacturing ultrasonic sensorSEIKO EPSON CORP·Filed 2014·Granted Sep 26, 2017·7 cites·16 claims
- 0882US12239025B2Mounting structure, ultrasonic device, ultrasonic probe, ultrasonic apparatus, and electronic apparatusSEIKO EPSON CORP·Filed 2024·Granted Feb 25, 2025·0 cites·4 claims
- 0982US11594670B2MEMs device and electronic deviceSEIKO EPSON CORP·Filed 2020·Granted Feb 28, 2023·1 cites·7 claims
- 1081US9308727B2Liquid ejecting head and liquid ejecting apparatusSEIKO EPSON CORP·Filed 2015·Granted Apr 12, 2016·2 cites·8 claims
- 1181US2025367938A1Liquid Ejection DeviceSEIKO EPSON CORP·Filed 2025·Application pending·0 cites
- 1281US2025133966A1Mounting Structure, Ultrasonic Device, Ultrasonic Probe, Ultrasonic Apparatus, And Electronic ApparatusSEIKO EPSON CORP·Filed 2024·Application pending·0 cites
- 1380US2025381778A1Liquid Ejection DeviceSEIKO EPSON CORP·Filed 2025·Application pending·0 cites
- 1479US10833244B2Piezoelectric element and method for manufacturing sameSEIKO EPSON CORP·Filed 2018·Granted Nov 10, 2020·1 cites·5 claims
- 1578US11917922B2Mounting structure, ultrasonic device, ultrasonic probe, ultrasonic apparatus, and electronic apparatusSEIKO EPSON CORP·Filed 2023·Granted Feb 27, 2024·0 cites·3 claims
- 1678US11712718B2Ultrasonic sensorSEIKO EPSON CORP·Filed 2021·Granted Aug 1, 2023·0 cites·15 claims
- 1778US10161916B2Ultrasonic sensor and measuring method using the same, and method of manufacturing ultrasonic sensorSEIKO EPSON CORP·Filed 2017·Granted Dec 25, 2018·2 cites·8 claims
- 1874US11378670B2Ultrasonic device and ultrasonic apparatusSEIKO EPSON CORP·Filed 2019·Granted Jul 5, 2022·2 cites·7 claims
- 1972US10656003B2Liquid surface sensor and liquid surface detection methodSEIKO EPSON CORP·Filed 2018·Granted May 19, 2020·1 cites·3 claims
- 2066US11590534B2Ultrasonic sensor, ultrasonic device, and method of manufacturing ultrasonic sensorSEIKO EPSON CORP·Filed 2019·Granted Feb 28, 2023·0 cites·8 claims
- 2164US11884558B2Fluid deviceSEIKO EPSON CORP·Filed 2021·Granted Jan 30, 2024·0 cites·17 claims
- 2263US12397251B2Fluid deviceSEIKO EPSON CORP·Filed 2022·Granted Aug 26, 2025·0 cites·6 claims
- 2363US2024183850A1Replica of biological material and method for producing replica of biological materialSEIKO EPSON CORP·Filed 2023·Application pending·0 cites
- 2463US2025001328A1Fluidic deviceSEIKO EPSON CORP·Filed 2024·Application pending·0 cites
- 2562US12433570B2Ultrasound probeSEIKO EPSON CORP·Filed 2024·Granted Oct 7, 2025·0 cites·6 claims
- 2662US2023226466A1Fluidic device and method for controlling fluidic deviceSEIKO EPSON CORP·Filed 2023·Application pending·0 cites
- 2762US2024183851A1Method for producing artificial antibody, artificial antibody, and biological material detection sensorSEIKO EPSON CORP·Filed 2023·Application pending·0 cites
- 2862US2014210916A1Liquid ejection head and liquid ejection apparatusSEIKO EPSON CORP·Filed 2014·Application pending·0 cites
- 2962US2015367643A1Liquid ejection head and liquid ejection apparatusSEIKO EPSON CORP·Filed 2015·Application pending·0 cites
- 3061US12269062B2Ultrasonic deviceSEIKO EPSON CORP·Filed 2021·Granted Apr 8, 2025·0 cites·10 claims
- 3161US12163540B2Fluid deviceSEIKO EPSON CORP·Filed 2021·Granted Dec 10, 2024·0 cites·17 claims
- 3261US11167314B2Ultrasonic sensorSEIKO EPSON CORP·Filed 2019·Granted Nov 9, 2021·0 cites·15 claims
- 3361US2025214109A1Piezoelectric device, piezoelectric actuator, and ultrasonic deviceSEIKO EPSON CORP·Filed 2024·Application pending·0 cites
- 3460US12350711B2Ultrasonic element and ultrasonic deviceSEIKO EPSON CORP·Filed 2021·Granted Jul 8, 2025·0 cites·5 claims
- 3560US11872592B2Ultrasonic device and ultrasonic apparatusSEIKO EPSON CORP·Filed 2020·Granted Jan 16, 2024·0 cites·8 claims
- 3660US11858000B2Ultrasonic device and ultrasonic sensorSEIKO EPSON CORP·Filed 2021·Granted Jan 2, 2024·0 cites·16 claims
- 3759US11085816B2Ultrasonic wave sensor and ultrasonic wave deviceSEIKO EPSON CORP·Filed 2019·Granted Aug 10, 2021·0 cites·8 claims
- 3859US10252296B2Ultrasonic sensorSEIKO EPSON CORP·Filed 2018·Granted Apr 9, 2019·0 cites·9 claims
- 3959US10203404B2Ultrasonic sensor and manufacturing method for the sameSEIKO EPSON CORP·Filed 2016·Granted Feb 12, 2019·1 cites·19 claims
- 4059US2024278286A1Ultrasonic deviceSEIKO EPSON CORP·Filed 2024·Application pending·0 cites
- 4158US11754531B2Ultrasonic deviceSEIKO EPSON CORP·Filed 2021·Granted Sep 12, 2023·0 cites·6 claims
- 4258US2023076028A1Fluidic deviceSEIKO EPSON CORP·Filed 2022·Application pending·0 cites
- 4358US2024278155A1Fluid deviceSEIKO EPSON CORP·Filed 2024·Application pending·0 cites
- 4457US11690594B2Piezoelectric actuator, ultrasonic element, ultrasonic probe, ultrasonic device, and electronic deviceSEIKO EPSON CORP·Filed 2021·Granted Jul 4, 2023·0 cites·10 claims
- 4557US11437564B2Ultrasonic device and ultrasonic apparatusSEIKO EPSON CORP·Filed 2020·Granted Sep 6, 2022·0 cites·7 claims
- 4657US11041832B2Ultrasonic device and electronic apparatusSEIKO EPSON CORP·Filed 2019·Granted Jun 22, 2021·0 cites·6 claims
- 4757US2023203739A1Fluid device, particle removal apparatus, and washing machineSEIKO EPSON CORP·Filed 2022·Application pending·0 cites
- 4856US12392751B2Fluid deviceSEIKO EPSON CORP·Filed 2021·Granted Aug 19, 2025·0 cites·9 claims
- 4956US12135251B2Piezoelectric element device, piezoelectric element apparatus, and load detection methodSEIKO EPSON CORP·Filed 2021·Granted Nov 5, 2024·0 cites·7 claims
- 5056US2024324997A1Ultrasonic ProbeSEIKO EPSON CORP·Filed 2024·Application pending·0 cites
Showing the top 50 of 85 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →