Inventor · disambiguated record
Koichi Omata
Also filed as: OMATA KOICHI
35 granted patents·94 citations·filing 2000–2022
96Inventor score
Top patents by PatentIndex Score
35 records- 0192US8070263B2Printing head substrate, ink jet printing head and ink jet printing apparatus with substrate temperature detecting elementOOHASHI RYOJI·Filed 2009·Granted Dec 6, 2011·17 cites·6 claims
- 0290US8439485B2Substrate including a detection feature for liquid discharge head and liquid discharge headTAMARU YUJI·Filed 2011·Granted May 14, 2013·8 cites·20 claims
- 0390US8191996B2Element substrate, and printhead, head cartridge, and printing apparatus using the element substrateOMATA KOICHI·Filed 2010·Granted Jun 5, 2012·6 cites·10 claims
- 0481US8070262B2Print element substrate, printhead, and printing apparatusYAMAGUCHI TAKAAKI·Filed 2009·Granted Dec 6, 2011·6 cites·8 claims
- 0579US10889112B2Liquid ejection head and manufacturing method thereofCANON KK·Filed 2019·Granted Jan 12, 2021·1 cites·13 claims
- 0679US7896475B2Element substrate, printhead, and head cartridgeCANON KK·Filed 2008·Granted Mar 1, 2011·5 cites·7 claims
- 0779US6499823B2Ink jet recording head having substrate and ceiling plate base pressed together by base plate and ink supply memberCANON KK·Filed 2001·Granted Dec 31, 2002·20 cites·56 claims
- 0878US10500851B2Print element substrate, printhead, and printing apparatusCANON KK·Filed 2017·Granted Dec 10, 2019·1 cites·16 claims
- 0976US7810892B2Element substrate, printhead, head cartridge, and printing apparatusCANON KK·Filed 2007·Granted Oct 12, 2010·4 cites·13 claims
- 1075US9833992B2Recording-element substrate, recording head, and recording apparatusCANON KK·Filed 2016·Granted Dec 5, 2017·1 cites·12 claims
- 1174US7681992B2Element substrate, and printhead, head cartridge, and printing apparatus using the element substrateCANON KK·Filed 2007·Granted Mar 23, 2010·3 cites·13 claims
- 1274US7261402B2Ink container, ink-jet recording head, and ink-jet recording apparatusCANON KK·Filed 2005·Granted Aug 28, 2007·4 cites·9 claims
- 1372US7905577B2Printhead substrate having electrothermal transducers arranged at high density, printhead, and printing apparatusCANON KK·Filed 2007·Granted Mar 15, 2011·3 cites·10 claims
- 1470US8876242B2Liquid ejection headTAMARU YUUJI·Filed 2010·Granted Nov 4, 2014·2 cites·13 claims
- 1570US8246147B2Inkjet printhead substrate, method for manufacturing inkjet printhead substrate, inkjet print head, and inkjet recording apparatusTAMURA HIDEO·Filed 2009·Granted Aug 21, 2012·3 cites·13 claims
- 1666US8523324B2Liquid discharge head substrate and head unitYAMAGUCHI TAKAAKI·Filed 2011·Granted Sep 3, 2013·1 cites·8 claims
- 1766US7959262B2Ink jet recording head substrate, and ink jet recording head including the substrateCANON KK·Filed 2009·Granted Jun 14, 2011·2 cites·5 claims
- 1865US12076987B2Liquid ejection head substrate, liquid ejection head, and method of manufacturing liquid ejection head substrateCANON KK·Filed 2022·Granted Sep 3, 2024·0 cites·18 claims
- 1964US8231195B2Print element substrate, printhead, and printing apparatusKUBO KOUSUKE·Filed 2009·Granted Jul 31, 2012·2 cites·8 claims
- 2058US8167411B2Print element substrate, inkjet printhead, and printing apparatusTAKEUCHI SOUTA·Filed 2009·Granted May 1, 2012·1 cites·7 claims
- 2158US8066347B2Recording element substrate, recording head, and ink jet recording apparatus having the recording headTAMURA HIDEO·Filed 2009·Granted Nov 29, 2011·1 cites·12 claims
- 2257US8943690B2Method for manufacturing substrate for liquid ejection head and method for manufacturing liquid ejection headISHIDA YUZURU·Filed 2011·Granted Feb 3, 2015·1 cites·10 claims
- 2357US8109593B2Substrate for inkjet head and inkjet head using the sameOOHASHI RYOJI·Filed 2009·Granted Feb 7, 2012·1 cites·9 claims
- 2451US8708443B2Element substrate, printhead, head cartridge, printing apparatus, and method for confirming electrical connection status of printhead and printing apparatusKUBO KOUSUKE·Filed 2011·Granted Apr 29, 2014·0 cites·6 claims
- 2551US8534796B2Liquid-discharging recording headOMATA KOICHI·Filed 2011·Granted Sep 17, 2013·0 cites·2 claims
- 2651US8083317B2Liquid-discharging recording headOMATA KOICHI·Filed 2009·Granted Dec 27, 2011·0 cites·7 claims
- 2751US8020956B2Element substrate, printhead, head cartridge, printing apparatus, and method for confirming electrical connection status of printhead and printing apparatusCANON KK·Filed 2008·Granted Sep 20, 2011·0 cites·10 claims
- 2849US9950525B2Element substrate for liquid ejecting head and waferCANON KK·Filed 2016·Granted Apr 24, 2018·0 cites·17 claims
- 2948US10889113B2Recording element board, liquid ejection apparatus and method of manufacturing recording element boardCANON KK·Filed 2019·Granted Jan 12, 2021·0 cites·8 claims
- 3047US8128206B2Liquid ejection substrate and liquid ejection head using sameYAMAGUCHI TAKAAKI·Filed 2009·Granted Mar 6, 2012·0 cites·13 claims
- 3144US9242460B2Liquid-discharge-head substrate, method of manufacturing the same, and liquid discharge headOMATA KOICHI·Filed 2009·Granted Jan 26, 2016·0 cites·12 claims
- 3244US8235481B2Inkjet recording head and recording apparatusKUBO KOUSUKE·Filed 2009·Granted Aug 7, 2012·0 cites·6 claims
- 3344US8157358B2Liquid ejection head substrate and liquid ejection headTAMARU YUUJI·Filed 2009·Granted Apr 17, 2012·0 cites·13 claims
- 3440US8733901B2Liquid discharge head substrate and liquid discharge headTAMURA HIDEO·Filed 2011·Granted May 27, 2014·0 cites·12 claims
- 3540US6748657B1Method of manufacturing an ink jet recording headCANON KK·Filed 2000·Granted Jun 15, 2004·1 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →