Inventor · disambiguated record
Tomohiro Sayama
Also filed as: SAYAMA TOMOHIRO
34 granted patents·9 pending applications·263 citations·filing 1998–2024
96Inventor score
Top patents by PatentIndex Score
43 records- 0195US8033634B2Liquid discharging apparatus, method of controlling the same, and program that implements the methodSEIKO EPSON CORP·Filed 2008·Granted Oct 11, 2011·25 cites·8 claims
- 0289US6290315B1Method of driving an ink jet recording headSEIKO EPSON CORP·Filed 1999·Granted Sep 18, 2001·70 cites·17 claims
- 0388US9090059B1Printing apparatus and control method and program thereofSEIKO EPSON CORP·Filed 2015·Granted Jul 28, 2015·3 cites·5 claims
- 0488US6783210B2Ink jet recording apparatus and method of driving the sameSEIKO EPSON CORP·Filed 2002·Granted Aug 31, 2004·38 cites·18 claims
- 0587US6494556B1Liquid jetting apparatus, method of driving the same, and computer-readable record medium storing the methodSEIKO EPSON CORP·Filed 2000·Granted Dec 17, 2002·34 cites·18 claims
- 0685US9114618B2Liquid ejecting apparatus and maintenance methodSEIKO EPSON CORP·Filed 2013·Granted Aug 25, 2015·3 cites·6 claims
- 0785US7950761B2Liquid discharging apparatus and method for obtaining a large liquid droplet detection signalSEIKO EPSON CORP·Filed 2008·Granted May 31, 2011·8 cites·8 claims
- 0884US9440455B2Printing device, control method for printing device, and control program for printing deviceSEIKO EPSON CORP·Filed 2015·Granted Sep 13, 2016·2 cites·10 claims
- 0982US11594670B2MEMs device and electronic deviceSEIKO EPSON CORP·Filed 2020·Granted Feb 28, 2023·1 cites·7 claims
- 1077US8931868B2Ink jet recording apparatusSEIKO EPSON CORP·Filed 2014·Granted Jan 13, 2015·2 cites·8 claims
- 1176US6984010B2Ink jet recording head, method of manufacturing the same method of driving the same, and ink jet recording apparatus incorporating the sameSEIKO EPSON CORP·Filed 2001·Granted Jan 10, 2006·16 cites·44 claims
- 1275US6406116B1Printing technique using plurality of different dots created in different states with equivalent quantity of inkSEIKO EPSON CORP·Filed 2000·Granted Jun 18, 2002·16 cites·29 claims
- 1374US8590995B2Liquid ejecting apparatus and control method thereforSAYAMA TOMOHIRO·Filed 2011·Granted Nov 26, 2013·3 cites·5 claims
- 1473US8360543B2Liquid ejecting apparatus and ejection inspecting methodSEIKO EPSON CORP·Filed 2010·Granted Jan 29, 2013·2 cites·6 claims
- 1572US9555647B2Printing device, control method for printing device, and control program for printing deviceSEIKO EPSON CORP·Filed 2015·Granted Jan 31, 2017·1 cites·5 claims
- 1671US9517641B2Printing device, control method for printing device, and control program for printing deviceSEIKO EPSON CORP·Filed 2015·Granted Dec 13, 2016·1 cites·13 claims
- 1770US9452617B2Printing device, control method for printing device, and control program for printing deviceSEIKO EPSON CORP·Filed 2015·Granted Sep 27, 2016·1 cites·7 claims
- 1869US6419337B2Ink jet recording apparatus and method of driving the sameSEIKO EPSON CORP·Filed 2001·Granted Jul 16, 2002·12 cites·12 claims
- 1964US2025186025A1Ultrasonic Wave ProbeSEIKO EPSON CORP·Filed 2024·Application pending·0 cites
- 2060US11858000B2Ultrasonic device and ultrasonic sensorSEIKO EPSON CORP·Filed 2021·Granted Jan 2, 2024·0 cites·16 claims
- 2160US7753464B2Liquid-jet apparatusSEIKO EPSON CORP·Filed 2006·Granted Jul 13, 2010·2 cites·7 claims
- 2260US6074033ADevice for driving inkjet print headSEIKO EPSON CORP·Filed 1998·Granted Jun 13, 2000·18 cites·8 claims
- 2357US9539816B2Liquid ejecting apparatus and maintenance methodSEIKO EPSON CORP·Filed 2015·Granted Jan 10, 2017·0 cites·5 claims
- 2457US7637583B2Method for producing liquid-jet head and method for driving liquid-jet headSEIKO EPSON CORP·Filed 2007·Granted Dec 29, 2009·1 cites·6 claims
- 2556US8967761B2Liquid ejecting apparatusSEIKO EPSON CORP·Filed 2014·Granted Mar 3, 2015·0 cites·9 claims
- 2655US11998390B2Piezoelectric actuator, ultrasound element, ultrasound probe, ultrasound device, and electronic deviceSEIKO EPSON CORP·Filed 2021·Granted Jun 4, 2024·0 cites·10 claims
- 2750US8646873B2Ink jet recording apparatusSEIKO EPSON CORP·Filed 2013·Granted Feb 11, 2014·0 cites·8 claims
- 2850US6905184B2Liquid jetting apparatusSEIKO EPSON CORP·Filed 2002·Granted Jun 14, 2005·4 cites·6 claims
- 2949US8955944B2Liquid ejecting apparatus and control method of liquid ejecting apparatusSEIKO EPSON CORP·Filed 2014·Granted Feb 17, 2015·0 cites·2 claims
- 3048US2013038664A1Ink composition, recording unit and ink jet recording apparatus using the same, and recorded materialSEIKO EPSON CORP·Filed 2012·Application pending·0 cites
- 3146US10059096B2Liquid discharging apparatus, control method of liquid discharging apparatus, device driver, and printing systemSEIKO EPSON CORP·Filed 2016·Granted Aug 28, 2018·0 cites·7 claims
- 3246US8960832B2Liquid ejecting apparatus and controlling method thereofSEIKO EPSON CORP·Filed 2013·Granted Feb 24, 2015·0 cites·7 claims
- 3346US8777371B2Maintenance device and liquid ejecting apparatusSEIKO EPSON CORP·Filed 2013·Granted Jul 15, 2014·0 cites·7 claims
- 3446US2010079535A1Inspection device for liquid ejecting headSEIKO EPSON CORP·Filed 2009·Application pending·0 cites
- 3545US8764146B2Printing apparatus and printing methodSEIKO EPSON CORP·Filed 2013·Granted Jul 1, 2014·0 cites·5 claims
- 3645US2010103210A1Liquid discharging apparatusSEIKO EPSON CORP·Filed 2009·Application pending·0 cites
- 3745US2010128074A1Printing apparatusSEIKO EPSON CORP·Filed 2009·Application pending·0 cites
- 3844US7744189B2Liquid ejecting apparatusSEIKO EPSON CORP·Filed 2008·Granted Jun 29, 2010·0 cites·7 claims
- 3942US2014118432A1Liquid ejecting apparatus and control method thereforSEIKO EPSON CORP·Filed 2013·Application pending·0 cites
- 4040US8905506B2Liquid ejecting apparatus and method of controlling liquid ejecting apparatus that corrects for aging of a print headFUKUDA MASAKO·Filed 2012·Granted Dec 9, 2014·0 cites·8 claims
- 4140US2014085365A1Printing apparatus and printing methodSEIKO EPSON CORP·Filed 2013·Application pending·0 cites
- 4240US2013076832A1Liquid Ejecting HeadSEIKO EPSON CORP·Filed 2012·Application pending·0 cites
- 4340US2013265355A1Printing apparatus and printing methodSEIKO EPSON CORP·Filed 2013·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →