Inventor · disambiguated record
Seiji Izuo
Also filed as: IZUO SEIJI
13 granted patents·13 pending applications·28 citations·filing 2006–2025
87Inventor score
Top patents by PatentIndex Score
26 records- 0185US7543904B2Print head inspection method, print head inspection device and a printing deviceSEIKO EPSON CORP·Filed 2006·Granted Jun 9, 2009·10 cites·8 claims
- 0281US9211743B2Droplet discharge device and droplet discharge methodSEIKO EPSON CORP·Filed 2014·Granted Dec 15, 2015·3 cites·5 claims
- 0378US7744188B2Print head check method and image forming apparatusSEIKO EPSON CORP·Filed 2006·Granted Jun 29, 2010·4 cites·15 claims
- 0474US8029088B2Liquid ejecting apparatus and ejection inspecting methodSEIKO EPSON CORP·Filed 2009·Granted Oct 4, 2011·4 cites·7 claims
- 0572US7524014B2Image forming apparatus and image forming methodSEIKO EPSON CORP·Filed 2006·Granted Apr 28, 2009·4 cites·20 claims
- 0664US2025186025A1Ultrasonic Wave ProbeSEIKO EPSON CORP·Filed 2024·Application pending·0 cites
- 0763US2025360538A1Fluid Device Drive Method And Fluid DeviceSEIKO EPSON CORP·Filed 2025·Application pending·0 cites
- 0863US2018015725A1Print head check method and image forming apparatusSEIKO EPSON CORP·Filed 2017·Application pending·0 cites
- 0961US7673956B2Print head inspection method, print head inspection apparatus, and printerSEIKO EPSON CORP·Filed 2006·Granted Mar 9, 2010·2 cites·19 claims
- 1060US11858000B2Ultrasonic device and ultrasonic sensorSEIKO EPSON CORP·Filed 2021·Granted Jan 2, 2024·0 cites·16 claims
- 1159US8262215B2Dot omission inspection method used in printing apparatus and the printing apparatusIZUO SEIJI·Filed 2010·Granted Sep 11, 2012·1 cites·8 claims
- 1259US2025352933A1Fluid DeviceSEIKO EPSON CORP·Filed 2025·Application pending·0 cites
- 1358US12507998B2Ultrasonic apparatusSEIKO EPSON CORP·Filed 2023·Granted Dec 30, 2025·0 cites·2 claims
- 1458US2025099084A1Ultrasonic measurement apparatusSEIKO EPSON CORP·Filed 2024·Application pending·0 cites
- 1557US9809028B2Print head check method and image forming apparatusSEIKO EPSON CORP·Filed 2012·Granted Nov 7, 2017·0 cites·10 claims
- 1655US2023129454A1Ultrasonic SensorSEIKO EPSON CORP·Filed 2022·Application pending·0 cites
- 1755US2023218273A1Thickness measurement deviceSEIKO EPSON CORP·Filed 2023·Application pending·0 cites
- 1847US8388097B2Print head check method and image forming apparatusIZUO SEIJI·Filed 2010·Granted Mar 5, 2013·0 cites·15 claims
- 1944US2010060689A1Printing device and printing methodSEIKO EPSON CORP·Filed 2009·Application pending·0 cites
- 2043US7946675B2Liquid ejecting apparatus and ejection inspecting methodSEIKO EPSON CORP·Filed 2009·Granted May 24, 2011·0 cites·4 claims
- 2142US2010053249A1Liquid ejecting apparatus and ejection inspecting methodSEIKO EPSON CORP·Filed 2009·Application pending·0 cites
- 2240US10220612B2Drive signal adjustment method of liquid ejecting head and liquid ejecting apparatusSEIKO EPSON CORP·Filed 2017·Granted Mar 5, 2019·0 cites·9 claims
- 2340US2013141484A1Liquid ejection inspection device and liquid ejection inspection methodSEIKO EPSON CORP·Filed 2012·Application pending·0 cites
- 2438US2013258329A1Inspection Apparatus, Inspection Method and Program for InspectionSEIKO EPSON CORP·Filed 2013·Application pending·0 cites
- 2534US2011141184A1Dot Omission Inspection Method Used in Printing Apparatus and the Printing ApparatusSEIKO EPSON CORP·Filed 2010·Application pending·0 cites
- 2634US2011148975A1Dot Missing Inspection Method of Printing Device and Printing DeviceSEIKO EPSON CORP·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →