Inventor · disambiguated record
Masaru Kobashi
Also filed as: KOBASHI MASARU
43 granted patents·27 pending applications·60 citations·filing 2002–2025
96Inventor score
Top patents by PatentIndex Score
70 records- 0195US9193882B2Ink composition for ink jet recording, ink supply system, and ink jet recording apparatusSEIKO EPSON CORP·Filed 2013·Granted Nov 24, 2015·8 cites·13 claims
- 0291US9555637B2Cartridge and liquid supplying methodSEIKO EPSON CORP·Filed 2016·Granted Jan 31, 2017·4 cites·7 claims
- 0389US8465121B2Fluid ejecting apparatus and wiping methodYAMADA YOICHI·Filed 2011·Granted Jun 18, 2013·5 cites·6 claims
- 0483US10328719B2Liquid ejecting apparatusSEIKO EPSON CORP·Filed 2016·Granted Jun 25, 2019·2 cites·10 claims
- 0583US2025303734A1Liquid ejection apparatusSEIKO EPSON CORP·Filed 2025·Application pending·0 cites
- 0683US2025303732A1Valve mechanism, liquid fluid device, and liquid ejection deviceSEIKO EPSON CORP·Filed 2025·Application pending·0 cites
- 0783US2025303731A1Valve mechanism, liquid fluid device, and liquid ejection deviceSEIKO EPSON CORP·Filed 2025·Application pending·0 cites
- 0883US2025303733A1Fluid discharge deviceSEIKO EPSON CORP·Filed 2025·Application pending·0 cites
- 0980US7639960B2Charger, image forming apparatus, and charge control methodSEIKO EPSON CORP·Filed 2007·Granted Dec 29, 2009·6 cites·4 claims
- 1078US7929880B2Cleaning blade anti-peeling apparatus, image forming apparatus, and cleaning blade anti-peeling methodSEIKO EPSON CORP·Filed 2008·Granted Apr 19, 2011·5 cites·6 claims
- 1176US9334412B2Ink composition for ink jet recording, ink supply system, and ink jet recording apparatusSEIKO EPSON CORP·Filed 2015·Granted May 10, 2016·1 cites·13 claims
- 1274US7460815B2Charge roller for noncontact charging across a charge gap, method for producing the same, and image-forming apparatus including the sameSEIKO EPSON CORP·Filed 2006·Granted Dec 2, 2008·4 cites·9 claims
- 1373US8708453B2Cleaning method and fluid ejecting apparatusMATSUMOTO DAISUKE·Filed 2011·Granted Apr 29, 2014·2 cites·6 claims
- 1473US7835655B2Charger, image forming apparatus, and charge control methodSEIKO EPSON CORP·Filed 2007·Granted Nov 16, 2010·4 cites·6 claims
- 1571US8651647B2Liquid ejecting apparatus, and nozzle recovery method used in liquid ejecting apparatusARUGA TOMOHIRO·Filed 2011·Granted Feb 18, 2014·2 cites·6 claims
- 1668US8382240B2Liquid ejecting apparatusSEIKO EPSON CORP·Filed 2010·Granted Feb 26, 2013·1 cites·6 claims
- 1766US7904012B2Image carrier cleaning device, image carrier cleaning method, and image forming apparatusSEIKO EPSON CORP·Filed 2009·Granted Mar 8, 2011·2 cites·9 claims
- 1865US7965965B2Development device and image forming apparatusSEIKO EPSON CORP·Filed 2009·Granted Jun 21, 2011·2 cites·10 claims
- 1964US11529811B2Liquid ejecting apparatusSEIKO EPSON CORP·Filed 2020·Granted Dec 20, 2022·0 cites·9 claims
- 2064US8412080B2Developing roller manufacturing method, developing roller, developing device, and image forming apparatusMAEDA MASAHIRO·Filed 2009·Granted Apr 2, 2013·4 cites·8 claims
- 2164US8295723B2Image forming apparatus and image forming method with improved protective agent propertiesKOBASHI MASARU·Filed 2009·Granted Oct 23, 2012·2 cites·15 claims
- 2264US2018194138A1Liquid ejecting apparatusSEIKO EPSON CORP·Filed 2018·Application pending·0 cites
- 2364US2018194139A1Liquid ejecting apparatusSEIKO EPSON CORP·Filed 2018·Application pending·0 cites
- 2463US8175497B2Image forming apparatus applying protective agentKOBASHI MASARU·Filed 2009·Granted May 8, 2012·2 cites·10 claims
- 2559US9498954B2Ink jet recording apparatus and ink jet recording methodSEIKO EPSON CORP·Filed 2015·Granted Nov 22, 2016·0 cites·12 claims
- 2659US8991987B2Fluid ejecting apparatus and cleaning methodSEIKO EPSON CORP·Filed 2013·Granted Mar 31, 2015·0 cites·5 claims
- 2759US2016263897A1Liquid ejecting apparatusSEIKO EPSON CORP·Filed 2016·Application pending·0 cites
- 2858US9233556B2Ink jet recording apparatus and ink jet recording methodSEIKO EPSON CORP·Filed 2013·Granted Jan 12, 2016·0 cites·12 claims
- 2956US2025091356A1Liquid storage section, liquid flow mechanism, and liquid ejection deviceSEIKO EPSON CORP·Filed 2024·Application pending·0 cites
- 3056US2025091358A1Positive pressure adjustment mechanism and liquid ejection deviceSEIKO EPSON CORP·Filed 2024·Application pending·0 cites
- 3152US10518535B2Liquid ejecting apparatusSEIKO EPSON CORP·Filed 2017·Granted Dec 31, 2019·0 cites·9 claims
- 3250US2011193918A1Fluid ejecting apparatus and cleaning methodSEIKO EPSON CORP·Filed 2011·Application pending·0 cites
- 3349US11279134B2Liquid ejection apparatusSEIKO EPSON CORP·Filed 2020·Granted Mar 22, 2022·0 cites·11 claims
- 3447US9375931B2Liquid receiving apparatus, liquid ejecting apparatus, and method of discharging liquidSEIKO EPSON CORP·Filed 2015·Granted Jun 28, 2016·0 cites·9 claims
- 3547US8019249B2Charging device, image forming apparatus and method of charging image carrier of image forming apparatusSEIKO EPSON CORP·Filed 2008·Granted Sep 13, 2011·0 cites·19 claims
- 3646US7449271B2Electrophotographic photoconductor and methods thereforFUJI ELEC DEVICE TECH CO LTD·Filed 2004·Granted Nov 11, 2008·3 cites·16 claims
- 3745US8702213B2Liquid holding container and liquid consuming apparatusSEIKO EPSON CORP·Filed 2013·Granted Apr 22, 2014·0 cites·7 claims
- 3844US8632164B2Liquid ejecting apparatusYAMADA YOICHI·Filed 2012·Granted Jan 21, 2014·0 cites·3 claims
- 3944US8526855B2Image forming apparatus and image forming methodKOBASHI MASARU·Filed 2009·Granted Sep 3, 2013·0 cites·9 claims
- 4043US10391773B2Liquid ejecting apparatusSEIKO EPSON CORP·Filed 2017·Granted Aug 27, 2019·0 cites·16 claims
- 4143US8382252B2Liquid ejecting apparatus with an electric potential control unitSEIKO EPSON CORP·Filed 2010·Granted Feb 26, 2013·0 cites·7 claims
- 4243US8175498B2Image forming apparatus and method that charges latent image carrierYAMADA YOICHI·Filed 2009·Granted May 8, 2012·0 cites·13 claims
- 4343US2009190962A1Developing Device and Image-Forming ApparatusSEIKO EPSON CORP·Filed 2009·Application pending·0 cites
- 4442US9375933B2Liquid ejecting apparatusSEIKO EPSON CORP·Filed 2015·Granted Jun 28, 2016·0 cites·19 claims
- 4542US9375932B2Liquid ejecting apparatusSEIKO EPSON CORP·Filed 2015·Granted Jun 28, 2016·0 cites·6 claims
- 4642US8651620B2Ejection liquid dryness suppressing device, liquid ejecting apparatus, and ejection liquid dryness suppressing methodYAMADA YOICHI·Filed 2011·Granted Feb 18, 2014·0 cites·13 claims
- 4742US8550600B2Liquid ejecting apparatusKATSUKI KIYOTERU·Filed 2010·Granted Oct 8, 2013·0 cites·7 claims
- 4842US8534808B2Liquid ejecting apparatus and cleaning method in liquid ejecting apparatusARUGA TOMOHIRO·Filed 2011·Granted Sep 17, 2013·0 cites·17 claims
- 4942US8439479B2Liquid ejecting apparatusYAMADA YOICHI·Filed 2010·Granted May 14, 2013·0 cites·5 claims
- 5041US8491088B2Maintenance apparatus, liquid ejecting apparatus, and maintenance methodKOBASHI MASARU·Filed 2011·Granted Jul 23, 2013·0 cites·9 claims
Showing the top 50 of 70 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →