Inventor · disambiguated record
Eiji Osawa
Also filed as: OSAWA EIJI
22 granted patents·11 pending applications·92 citations·filing 2000–2025
91Inventor score
Files withSEIKO EPSON CORP28FUTABA DENSHI KOGYO KK2NANOCARBON RES INSTITUTE LTD1OHASHI KOJI1OSAWA EIJI1
Top patents by PatentIndex Score
33 records- 0191US6692718B1Method for preparing nano-size particulate graphiteFUTABA DENSHI KOGYO KK·Filed 2000·Granted Feb 17, 2004·59 cites·13 claims
- 0283US7300958B2Ultra-dispersed nanocarbon and method for preparing the sameFUTABA DENSHI KOGYO KK·Filed 2004·Granted Nov 27, 2007·30 cites·12 claims
- 0382US11594670B2MEMs device and electronic deviceSEIKO EPSON CORP·Filed 2020·Granted Feb 28, 2023·1 cites·7 claims
- 0480US2025381778A1Liquid Ejection DeviceSEIKO EPSON CORP·Filed 2025·Application pending·0 cites
- 0578US11225090B2Ultrasonic sensor and electronic apparatusSEIKO EPSON CORP·Filed 2019·Granted Jan 18, 2022·1 cites·7 claims
- 0662US12433570B2Ultrasound probeSEIKO EPSON CORP·Filed 2024·Granted Oct 7, 2025·0 cites·6 claims
- 0762US10134976B2Piezoelectric element, liquid discharging head provided with piezoelectric element, and liquid discharging apparatusSEIKO EPSON CORP·Filed 2017·Granted Nov 20, 2018·0 cites·10 claims
- 0860US11872592B2Ultrasonic device and ultrasonic apparatusSEIKO EPSON CORP·Filed 2020·Granted Jan 16, 2024·0 cites·8 claims
- 0960US10895502B2Media type determination device, electronic apparatus, and media type determination methodSEIKO EPSON CORP·Filed 2020·Granted Jan 19, 2021·0 cites·10 claims
- 1058US9666784B2Piezoelectric element, liquid discharging head provided with piezoelectric element, and liquid discharging apparatusSEIKO EPSON CORP·Filed 2016·Granted May 30, 2017·0 cites·8 claims
- 1157US8322828B2Liquid ejection head and liquid jet apparatusOHASHI KOJI·Filed 2009·Granted Dec 4, 2012·1 cites·8 claims
- 1257US2025051117A1Medium transport device and image reading deviceSEIKO EPSON CORP·Filed 2024·Application pending·0 cites
- 1356US2024324997A1Ultrasonic ProbeSEIKO EPSON CORP·Filed 2024·Application pending·0 cites
- 1455US2023129454A1Ultrasonic SensorSEIKO EPSON CORP·Filed 2022·Application pending·0 cites
- 1552US2023041175A1Ultrasonic Device And Ultrasonic Diagnostic ApparatusSEIKO EPSON CORP·Filed 2022·Application pending·0 cites
- 1651US2023165153A1Piezoelectric DeviceSEIKO EPSON CORP·Filed 2022·Application pending·0 cites
- 1750US11529649B2Piezoelectric film, piezoelectric module, and method of manufacturing piezoelectric filmSEIKO EPSON CORP·Filed 2018·Granted Dec 20, 2022·0 cites·13 claims
- 1850US11474220B2Ultrasonic device and ultrasonic measuring apparatusSEIKO EPSON CORP·Filed 2018·Granted Oct 18, 2022·0 cites·9 claims
- 1949US11027934B2Multi-feed detection device, multi-feed detection method, and electronic deviceSEIKO EPSON CORP·Filed 2019·Granted Jun 8, 2021·0 cites·6 claims
- 2047US11117766B2Multi-feed detection device and electronic deviceSEIKO EPSON CORP·Filed 2019·Granted Sep 14, 2021·0 cites·4 claims
- 2146US10722214B2Ultrasonic device, ultrasonic probe, and ultrasonic apparatusSEIKO EPSON CORP·Filed 2017·Granted Jul 28, 2020·0 cites·6 claims
- 2246US10600951B2Vibrating plate structure and piezoelectric element application deviceSEIKO EPSON CORP·Filed 2016·Granted Mar 24, 2020·0 cites·10 claims
- 2346US9254651B2Liquid ejecting head, liquid ejecting apparatus, piezoelectric element, and methods of manufacturing liquid ejecting head, liquid ejecting apparatus, and piezoelectric elementSEIKO EPSON CORP·Filed 2013·Granted Feb 9, 2016·0 cites·5 claims
- 2444US11506772B2Ultrasonic device and ultrasonic measuring apparatusSEIKO EPSON CORP·Filed 2018·Granted Nov 22, 2022·0 cites·4 claims
- 2543US11910720B2Piezoelectric device and MEMS deviceSEIKO EPSON CORP·Filed 2020·Granted Feb 20, 2024·0 cites·13 claims
- 2642US2019329999A1Multi-feed detection device and electronic deviceSEIKO EPSON CORP·Filed 2019·Application pending·0 cites
- 2741US10355194B2Piezoelectric device and method of driving piezoelectric deviceSEIKO EPSON CORP·Filed 2016·Granted Jul 16, 2019·0 cites·4 claims
- 2839US11856164B2Transport apparatus, image scanner, and printer comprising a transmitter, receiver, a long-distance sound field, selecting a beam diameter from a plurality of beam diameters at a short-distance sound field limit distanceSEIKO EPSON CORP·Filed 2020·Granted Dec 26, 2023·0 cites·9 claims
- 2937US2018237945A1Spherical diamond and manufacturing method for sameNANOCARBON RES INSTITUTE LTD·Filed 2015·Application pending·0 cites
- 3036US9233538B2Piezoelectric device, piezoelectric actuator, droplet ejecting head, and droplet ejecting apparatusOSAWA EIJI·Filed 2010·Granted Jan 12, 2016·0 cites·12 claims
- 3136US2017067143A1Method of manufacturing piezoelectric elementSEIKO EPSON CORP·Filed 2016·Application pending·0 cites
- 3235US2011169378A1Actuator apparatus and methods of manufacturing actuator apparatus, liquid ejecting head, and liquid ejecting apparatusSEIKO EPSON CORP·Filed 2011·Application pending·0 cites
- 3334US2011205310A1Piezoelectric device, liquid ejecting head, and liquid ejecting apparatusSEIKO EPSON CORP·Filed 2011·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →