Inventor · disambiguated record
Hitoshi Igarashi
Also filed as: IGARASHI HITOSHI
95 granted patents·25 pending applications·787 citations·filing 1977–2025
99Inventor score
Top patents by PatentIndex Score
120 records- 0197US6250750B1Ink cartridge and loading mechanism for ink cartridgeSEIKO EPSON CORP·Filed 1997·Granted Jun 26, 2001·166 cites·39 claims
- 0296US4331477APorous titanium-aluminum alloy and method for producing the sameNIPPON ELECTRIC CO·Filed 1979·Granted May 25, 1982·64 cites·18 claims
- 0392US8419154B2Motor control device, fluid ejection device, and motor control methodIGARASHI HITOSHI·Filed 2009·Granted Apr 16, 2013·11 cites·5 claims
- 0492US7731330B2Position detecting device, liquid ejecting apparatus and method of detecting smear of scaleSEIKO EPSON CORP·Filed 2006·Granted Jun 8, 2010·10 cites·20 claims
- 0591USD944319SPrinting workroom interiorSEIKO EPSON CORP·Filed 2021·Granted Feb 22, 2022·15 cites·1 claims
- 0691US8328318B2Printing method and printing apparatusIGARASHI HITOSHI·Filed 2009·Granted Dec 11, 2012·12 cites·16 claims
- 0789US6747429B2Print control system, print control method, and recording medium having recorded print control programSEIKO EPSON CORP·Filed 2001·Granted Jun 8, 2004·23 cites·24 claims
- 0887US9731528B2Recording apparatusSEIKO EPSON CORP·Filed 2016·Granted Aug 15, 2017·3 cites·21 claims
- 0987US8147023B2Printing apparatus and printing methodHATADA KENJI·Filed 2009·Granted Apr 3, 2012·9 cites·7 claims
- 1086US6619778B2Carriage motor control in a printerSEIKO EPSON CORP·Filed 2002·Granted Sep 16, 2003·29 cites·15 claims
- 1185US7878723B2Printing apparatus and method of controlling transport of print media for continuous printingSEIKO EPSON CORP·Filed 2007·Granted Feb 1, 2011·8 cites·4 claims
- 1285US6528962B1Control unit and method for controlling motor for use in printer, and storage medium storing control programSEIKO EPSON CORP·Filed 2000·Granted Mar 4, 2003·21 cites·15 claims
- 1384US8708445B2Printing device, printing method, and programHATADA KENJI·Filed 2011·Granted Apr 29, 2014·4 cites·15 claims
- 1484US7712857B2Printing apparatus, printing method, program, storage medium, and computer systemSEIKO EPSON CORP·Filed 2007·Granted May 11, 2010·6 cites·5 claims
- 1584US6809489B1Print control unit and print control method, and storage medium storing print control programSEIKO EPSON CORP·Filed 2000·Granted Oct 26, 2004·25 cites·19 claims
- 1684US6270184B1Recording head position adjusting mechanism in ink jet recording apparatusSEIKO EPSON CORP·Filed 1997·Granted Aug 7, 2001·42 cites·18 claims
- 1783US7600472B2Pump control mechanism, printer using the same and pump control methodSEIKO EPSON CORP·Filed 2006·Granted Oct 13, 2009·9 cites·3 claims
- 1882US8998368B2Printer and printing methodIGARASHI HITOSHI·Filed 2012·Granted Apr 7, 2015·3 cites·7 claims
- 1982US7237858B2Printing apparatus, printing method, storage medium, and computer systemSEIKO EPSON CORP·Filed 2004·Granted Jul 3, 2007·22 cites·15 claims
- 2081US10538093B2Bottle set and bottleSEIKO EPSON CORP·Filed 2017·Granted Jan 21, 2020·2 cites·3 claims
- 2181US8211579B2Fuel cell start-up control systemIGARASHI HITOSHI·Filed 2006·Granted Jul 3, 2012·6 cites·28 claims
- 2280US8425003B2Position detecting device, liquid ejecting apparatus and method of detecting smear of scaleNAKATA SATOSHI·Filed 2011·Granted Apr 23, 2013·2 cites·11 claims
- 2379US8232013B2Fuel cell system and method for controlling fuel cell systemIGARASHI HITOSHI·Filed 2008·Granted Jul 31, 2012·4 cites·15 claims
- 2479US6450612B2Recording head position adjusting mechanism in ink jet recording apparatusSEIKO EPSON CORP·Filed 2001·Granted Sep 17, 2002·16 cites·7 claims
- 2579US6390698B1Apparatus and method of detecting home position of carriage and storage medium storing home position detection programSEIKO EPSON CORP·Filed 2000·Granted May 21, 2002·19 cites·21 claims
- 2678US12138935B2Bottle set and bottleSEIKO EPSON CORP·Filed 2023·Granted Nov 12, 2024·0 cites·7 claims
- 2777US7401879B2Liquid ejection apparatusSEIKO EPSON CORP·Filed 2004·Granted Jul 22, 2008·17 cites·9 claims
- 2876US9986116B2Image scanning apparatusSEIKO EPSON CORP·Filed 2016·Granted May 29, 2018·2 cites·7 claims
- 2976US8283083B2Fuel cell systemKAMIHARA TETSUYA·Filed 2005·Granted Oct 9, 2012·4 cites·25 claims
- 3075US6877837B1Control unit and method for controlling motor for use in printer, and storage medium storing control programSEIKO EPSON CORP·Filed 2000·Granted Apr 12, 2005·17 cites·18 claims
- 3174US11691428B2Bottle set and bottleSEIKO EPSON CORP·Filed 2019·Granted Jul 4, 2023·0 cites·10 claims
- 3273US11165920B2Multi-function printerSEIKO EPSON CORP·Filed 2020·Granted Nov 2, 2021·0 cites·6 claims
- 3372US8129055B2Fuel cell with anode exhaust recirculation meansIGARASHI HITOSHI·Filed 2005·Granted Mar 6, 2012·2 cites·23 claims
- 3471US4517727AMethod of producing a porous body for electrolytic capacitor having a lead wireNEC CORP·Filed 1983·Granted May 21, 1985·15 cites·8 claims
- 3570US8962204B2Fuel cell system and method of controlling fuel cell systemYONEKURA KENJI·Filed 2008·Granted Feb 24, 2015·3 cites·22 claims
- 3670US8061798B2Liquid ejecting apparatus and printing systemENDO HIRONORI·Filed 2009·Granted Nov 22, 2011·2 cites·14 claims
- 3770US7708398B2Printing apparatus and printing methodSEIKO EPSON CORP·Filed 2007·Granted May 4, 2010·3 cites·5 claims
- 3870US7530658B2PrinterSEIKO EPSON CORP·Filed 2006·Granted May 12, 2009·3 cites·2 claims
- 3969US8470486B2Fuel cell systemSATO MASASHI·Filed 2008·Granted Jun 25, 2013·2 cites·20 claims
- 4068US8864059B2Printing device and roll diameter calculating method and programHATADA KENJI·Filed 2011·Granted Oct 21, 2014·2 cites·5 claims
- 4168US2025001746A1Garment fabric and garment fabric manufacturing methodSEIKO EPSON CORP·Filed 2024·Application pending·0 cites
- 4267US7483154B2Position detecting device, liquid ejecting apparatus and method of cleaning smear of scaleSEIKO EPSON CORP·Filed 2006·Granted Jan 27, 2009·2 cites·16 claims
- 4367US4961659APrinter caseSEIKO EPSON CORP·Filed 1989·Granted Oct 9, 1990·14 cites·17 claims
- 4466US11325404B2Recording apparatus including roll body support unitSEIKO EPSON CORP·Filed 2020·Granted May 10, 2022·0 cites·5 claims
- 4566US9573781B2Feed device and recording apparatusSEIKO EPSON CORP·Filed 2015·Granted Feb 21, 2017·1 cites·15 claims
- 4666US7147299B2Control unit and method for controlling motor for use in printer, and storage medium storing control programSEIKO EPSON CORP·Filed 2005·Granted Dec 12, 2006·3 cites·18 claims
- 4765US7530656B2Liquid-ejecting apparatus and printing systemSEIKO EPSON CORP·Filed 2003·Granted May 12, 2009·7 cites·17 claims
- 4865US7284810B2Printer, printing method, program, storage medium and computer systemSEIKO EPSON CORP·Filed 2003·Granted Oct 23, 2007·8 cites·13 claims
- 4963US7443132B2Motor control device and methodSEIKO EPSON CORP·Filed 2006·Granted Oct 28, 2008·5 cites·18 claims
- 5063US7075262B2Print control system, print control method, and recording medium having recorded print control programSEIKO EPSON CORP·Filed 2004·Granted Jul 11, 2006·6 cites·30 claims
Showing the top 50 of 120 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →