Inventor · disambiguated record
Kengo Umeda
Also filed as: UMEDA KENGO
44 granted patents·7 pending applications·85 citations·filing 2004–2022
96Inventor score
Files withCANON KK32UMEDA KENGO6SONY SEMICONDUCTOR SOLUTIONS CORP5NEC ELECTRONICS CORP4HAYASAKI KIMIYUKI1
Top patents by PatentIndex Score
51 records- 0195US10035346B2Element substrate and liquid ejection headCANON KK·Filed 2016·Granted Jul 31, 2018·6 cites·34 claims
- 0291US9688067B2Element substrate, printhead, and printing apparatusCANON KK·Filed 2016·Granted Jun 27, 2017·3 cites·16 claims
- 0389US9272508B2Element substrate, printhead, and printing apparatusCANON KK·Filed 2014·Granted Mar 1, 2016·4 cites·14 claims
- 0488US7505703B2Recording material discrimination device, image forming apparatus and method thereforCANON KK·Filed 2006·Granted Mar 17, 2009·8 cites·11 claims
- 0587US9039144B2Base, full-line printhead, and printing apparatusCANON KK·Filed 2014·Granted May 26, 2015·4 cites·10 claims
- 0685US10118385B2Printing element substrate, printhead, and printing apparatusCANON KK·Filed 2017·Granted Nov 6, 2018·2 cites·12 claims
- 0785US8587385B2Printed wiring board and device including printed wiring boardUMEDA KENGO·Filed 2010·Granted Nov 19, 2013·7 cites·7 claims
- 0883US9283748B2Printhead and printing apparatusCANON KK·Filed 2014·Granted Mar 15, 2016·3 cites·11 claims
- 0983US7715739B2Image forming apparatus with reflective type determination unit to determine a predetermined attribute of the recording materialCANON KK·Filed 2005·Granted May 11, 2010·6 cites·4 claims
- 1083US7149441B2Recording material discrimination device, image forming apparatus and method thereforCANON KK·Filed 2004·Granted Dec 12, 2006·19 cites·45 claims
- 1181US8310426B2Apparatus and method for driving liquid crystal display panel with data driver including gamma correction circuitry and drive circuitryUMEDA KENGO·Filed 2008·Granted Nov 13, 2012·5 cites·2 claims
- 1280US10427400B2Printhead and printing apparatusCANON KK·Filed 2017·Granted Oct 1, 2019·1 cites·14 claims
- 1379US10406808B2Printing apparatus and printhead substrateCANON KK·Filed 2018·Granted Sep 10, 2019·1 cites·18 claims
- 1479US8672452B2Liquid discharge head and circuit boardHAYASAKI KIMIYUKI·Filed 2011·Granted Mar 18, 2014·3 cites·7 claims
- 1577US10603912B2Element board, liquid ejection head, and printing apparatusCANON KK·Filed 2018·Granted Mar 31, 2020·2 cites·18 claims
- 1677US7529493B2Sensor system and apparatus for identifying recording mediumCANON KK·Filed 2005·Granted May 5, 2009·4 cites·13 claims
- 1776US8432183B2Element substrate and printed wiring boardUMEDA KENGO·Filed 2010·Granted Apr 30, 2013·3 cites·7 claims
- 1874US9724919B2Printing element substrate, printhead, and printhead manufacturing methodHIRAYAMA NOBUYUKI·Filed 2011·Granted Aug 8, 2017·2 cites·3 claims
- 1970US8242944B2Digital-to-analog converter circuit including adder drive circuit and displayUMEDA KENGO·Filed 2008·Granted Aug 14, 2012·2 cites·20 claims
- 2069US10850505B2Printhead and printing apparatusCANON KK·Filed 2019·Granted Dec 1, 2020·0 cites·17 claims
- 2164US10668719B2Recording element substrate, liquid ejection head, and liquid ejection apparatusCANON KK·Filed 2018·Granted Jun 2, 2020·0 cites·13 claims
- 2263US10814623B2Element substrate and liquid ejection headCANON KK·Filed 2018·Granted Oct 27, 2020·0 cites·19 claims
- 2363US10315415B2Printhead and printing apparatusCANON KK·Filed 2017·Granted Jun 11, 2019·0 cites·18 claims
- 2460US10471713B2Inkjet print head and inkjet printing apparatusCANON KK·Filed 2018·Granted Nov 12, 2019·0 cites·19 claims
- 2560US10105949B2Recording element substrate, liquid ejection head, and liquid ejection apparatusCANON KK·Filed 2017·Granted Oct 23, 2018·0 cites·20 claims
- 2658US8770690B2Element substrate and printed wiring boardCANON KK·Filed 2013·Granted Jul 8, 2014·0 cites·5 claims
- 2757US11938723B2Print element substrate, print head, and printing apparatusCANON KK·Filed 2021·Granted Mar 26, 2024·0 cites·13 claims
- 2857US10987922B2Printing apparatus and printhead substrateCANON KK·Filed 2019·Granted Apr 27, 2021·0 cites·19 claims
- 2957US10150290B2Print element substrate and printing deviceCANON KK·Filed 2017·Granted Dec 11, 2018·0 cites·20 claims
- 3055US10589520B2Liquid ejection head and liquid ejection apparatusCANON KK·Filed 2018·Granted Mar 17, 2020·0 cites·21 claims
- 3155US10434772B2Printhead and printing apparatusCANON KK·Filed 2018·Granted Oct 8, 2019·0 cites·17 claims
- 3255US2009309869A1Driving circuit and displayNEC ELECTRONICS CORP·Filed 2009·Application pending·0 cites
- 3354US2009153533A1Apparatus and method for driving liquid crystal display panelNEC ELECTRONICS CORP·Filed 2008·Application pending·0 cites
- 3453US12348682B2Image capturing device and electronic apparatusSONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2021·Granted Jul 1, 2025·0 cites·35 claims
- 3553US10350884B2Liquid ejecting head and inkjet printing apparatusCANON KK·Filed 2018·Granted Jul 16, 2019·0 cites·24 claims
- 3652US8447196B2Recording material determination apparatus and image forming apparatus having a determining unit that determines an attribute of a recording materialUMEDA KENGO·Filed 2010·Granted May 21, 2013·0 cites·20 claims
- 3752US7898517B2Display device, data driver IC, and timing controllerRENESAS ELECTRONICS CORP·Filed 2006·Granted Mar 1, 2011·0 cites·4 claims
- 3852US2008122820A1Gradation potential generation circuit, data driver of display device and the display deviceNEC ELECTRONICS CORP·Filed 2007·Application pending·0 cites
- 3950US2024187759A1Imaging device and electronic apparatusSONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2022·Application pending·0 cites
- 4049US9073310B2Printhead substrate, printhead, and printing apparatusCANON KK·Filed 2013·Granted Jul 7, 2015·0 cites·8 claims
- 4149US2007153021A1Data converting circuit and display apparatus using the sameNEC ELECTRONICS CORP·Filed 2007·Application pending·0 cites
- 4247US8442408B2Sensor system and apparatus for identifying recording mediumSHIBA HIROSHI·Filed 2009·Granted May 14, 2013·0 cites·15 claims
- 4346US10596815B2Liquid ejection head and inkjet printing apparatusCANON KK·Filed 2018·Granted Mar 24, 2020·0 cites·20 claims
- 4446US10391788B2Element substrate, printhead, and printing apparatusCANON KK·Filed 2017·Granted Aug 27, 2019·0 cites·10 claims
- 4546US9067411B2Liquid discharge headCANON KK·Filed 2013·Granted Jun 30, 2015·0 cites·6 claims
- 4645US12452561B2Image capturing apparatus and electronic deviceSONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2022·Granted Oct 21, 2025·0 cites·24 claims
- 4745US2025203201A1Imaging apparatus and electronic deviceSONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2022·Application pending·0 cites
- 4844US10532565B2Print element substrate, printhead, and printing apparatusCANON KK·Filed 2018·Granted Jan 14, 2020·0 cites·9 claims
- 4943US8770694B2Printing element substrate and printheadUMEDA KENGO·Filed 2012·Granted Jul 8, 2014·0 cites·9 claims
- 5039US12219277B2Solid-state imaging device with offset current generationSONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2021·Granted Feb 4, 2025·0 cites·12 claims
Showing the top 50 of 51 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →