Inventor · disambiguated record
Hiroshi Morikawa
Also filed as: MORIKAWA HIROSHI
71 granted patents·14 pending applications·820 citations·filing 1980–2024
99Inventor score
Files withHONDA MOTOR CO LTD15NISSHIN STEEL CO LTD9RICOH KK9MORIKAWA HIROSHI8HITACHI AUTOMOTIVE SYSTEMS LTD6
Top patents by PatentIndex Score
85 records- 0197US7493571B2Electronic apparatus with display unit, information-processing method, and computer productRICOH KK·Filed 2005·Granted Feb 17, 2009·67 cites·24 claims
- 0296US5442901ASelf-propelled mowerRYOBI NORTH AMERICA INC·Filed 1994·Granted Aug 22, 1995·122 cites·13 claims
- 0395USD287814SElectric drillRYOBI LTD·Filed 1984·Granted Jan 20, 1987·42 cites·1 claims
- 0490US4370004AMagnetically suspended type momentum ring assemblyMITSUBISHI PRECISION CO LTD·Filed 1980·Granted Jan 25, 1983·45 cites·8 claims
- 0589US6741269B2Operation unit for an image forming apparatusRICOH KK·Filed 2002·Granted May 25, 2004·30 cites·9 claims
- 0688US7747964B2Operation unit for an image forming apparatusRICOH KK·Filed 2004·Granted Jun 29, 2010·24 cites·34 claims
- 0788USD352437SSanderRYOBI MOTOR PRODUCTS CORP·Filed 1993·Granted Nov 15, 1994·30 cites·1 claims
- 0887US8527886B2Communication control device, communication control method, and communication control systemMORIKAWA HIROSHI·Filed 2011·Granted Sep 3, 2013·8 cites·13 claims
- 0987US6308733B2Fuel supplying apparatusTOYO ROKI SEIZO KK·Filed 2001·Granted Oct 30, 2001·33 cites·11 claims
- 1086US10615430B2Joint separator for fuel cell, and fuel cell stackHONDA MOTOR CO LTD·Filed 2018·Granted Apr 7, 2020·2 cites·9 claims
- 1186US6206037B1Fuel supplying apparatusTOYO ROKI SEIZO KK·Filed 1999·Granted Mar 27, 2001·39 cites·11 claims
- 1286US4839304AMethod of making a field effect transistor with overlay gate structureNEC CORP·Filed 1987·Granted Jun 13, 1989·53 cites·11 claims
- 1382US9093679B2Method of shutting down fuel cell systemMORITA SHINJIRO·Filed 2011·Granted Jul 28, 2015·7 cites·17 claims
- 1480US9256459B2Information processing apparatus, workflow generating system, and workflow generating methodSASAKI TOMOHIKO·Filed 2013·Granted Feb 9, 2016·7 cites·14 claims
- 1578US6599376B2FE-CR soft magnetic material and a method of manufacturing thereofNISSHIN STEEL CO LTD·Filed 2001·Granted Jul 29, 2003·12 cites·2 claims
- 1678US6401751B2Fuel supplying apparatusTOYO ROKI SEIZO KK·Filed 2001·Granted Jun 11, 2002·18 cites·13 claims
- 1777US7349644B2Operation unit for formation of an image on a recording medium by an image forming unit in an image forming apparatusRICOH KK·Filed 2005·Granted Mar 25, 2008·3 cites·32 claims
- 1877US5370484APush rivet having unfastening meansNIFCO INC·Filed 1993·Granted Dec 6, 1994·57 cites·5 claims
- 1974US8101309B2Fuel cell system and scavenging method thereforMORIKAWA HIROSHI·Filed 2008·Granted Jan 24, 2012·2 cites·3 claims
- 2073US7913171B2Communication control device, communication control method, and communication control systemRICOH CO LTD·Filed 2007·Granted Mar 22, 2011·5 cites·20 claims
- 2172US9931959B2Battery control system and vehicle control systemHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2014·Granted Apr 3, 2018·1 cites·4 claims
- 2271US6952542B1Operation unit for an image forming apparatus with a programmable registered image forming function tab display areaRICOH KK·Filed 1998·Granted Oct 4, 2005·27 cites·14 claims
- 2370US10554064B2Battery controlling deviceHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2018·Granted Feb 4, 2020·1 cites·8 claims
- 2470US10005373B2Battery control system and vehicle control systemHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2014·Granted Jun 26, 2018·3 cites·10 claims
- 2569US5414793ASpeed control mechanism for a power toolRYOBI MOTOR PRODUCTS CORP·Filed 1993·Granted May 9, 1995·27 cites·14 claims
- 2669US2025102925A1Processing apparatus and article manufacturing methodCANON KK·Filed 2024·Application pending·0 cites
- 2765US7456987B2Digital image forming apparatusRICOH KK·Filed 2003·Granted Nov 25, 2008·4 cites·28 claims
- 2865US2024405341A1Battery packVEHICLE ENERGY JAPAN INC·Filed 2022·Application pending·0 cites
- 2965US2025007127A1Battery packVEHICLE ENERGY JAPAN INC·Filed 2022·Application pending·0 cites
- 3064US10205333B2Battery controlling deviceHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2015·Granted Feb 12, 2019·1 cites·8 claims
- 3164US8846259B2Method of controlling output of fuel cell system and vehicle with fuel cell systemSHIMODA SHINSUKE·Filed 2010·Granted Sep 30, 2014·5 cites·6 claims
- 3264US7776490B2Fuel cell having closure sealHONDA MOTOR CO LTD·Filed 2004·Granted Aug 17, 2010·6 cites·11 claims
- 3364US5593577AFilter having internally threaded cover non-rotatably mounted to casing of the filterTOYO ROKI SEIZO KK·Filed 1994·Granted Jan 14, 1997·28 cites·19 claims
- 3463US11670782B2Fuel cell separator and fuel cell stackHONDA MOTOR CO LTD·Filed 2021·Granted Jun 6, 2023·0 cites·9 claims
- 3563US8327283B2Electronic apparatus with display unit to display icon for mode and associated information-processing methodSHINOHARA MICHINARI·Filed 2007·Granted Dec 4, 2012·1 cites·9 claims
- 3663US5881784ABiscuit cutterRYOBI NORTH AMERICA INC·Filed 1996·Granted Mar 16, 1999·24 cites·9 claims
- 3762US8197984B2Fuel cell stackSUGITA NARUTOSHI·Filed 2004·Granted Jun 12, 2012·5 cites·8 claims
- 3860US9821667B2Battery control system and vehicle control systemHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2014·Granted Nov 21, 2017·1 cites·6 claims
- 3959US4782526ATelephone setTOSHIBA KK·Filed 1986·Granted Nov 1, 1988·23 cites·2 claims
- 4058US8691459B2Fuel cell system and scavenging method thereforMORIKAWA HIROSHI·Filed 2011·Granted Apr 8, 2014·0 cites·2 claims
- 4157US9590431B2Battery controller, battery systemOHKAWA KEIICHIRO·Filed 2011·Granted Mar 7, 2017·1 cites·16 claims
- 4256US11158868B2Fuel cellHONDA MOTOR CO LTD·Filed 2019·Granted Oct 26, 2021·0 cites·4 claims
- 4356US7588844B2Method of starting up operation of fuel cell at low temperatureHONDA MOTOR CO LTD·Filed 2004·Granted Sep 15, 2009·3 cites·7 claims
- 4456US2022318696A1Transport system, server apparatus, and programHONDA MOTOR CO LTD·Filed 2022·Application pending·0 cites
- 4555US2010081016A1Fuel cell system and method for shutting down the systemHONDA MOTOR CO LTD·Filed 2009·Application pending·0 cites
- 4655US2023176548A1Control apparatus, adjusting method thereof, lithography apparatus, and article manufacturing methodCANON KK·Filed 2023·Application pending·0 cites
- 4754US9573472B2Battery control system and vehicle control systemHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2014·Granted Feb 21, 2017·1 cites·6 claims
- 4853US7544433B2Electrode structure for polymer electrolyte fuel cells, and polymer electrolyte fuel cell using the sameHONDA MOTOR CO LTD·Filed 2003·Granted Jun 9, 2009·2 cites·10 claims
- 4953US7510087B2Case with partition memberTOYO ROKI SEIZOKABUSHIKI KAISH·Filed 2004·Granted Mar 31, 2009·2 cites·9 claims
- 5053US7414742B2Digital image forming apparatusRICOH KK·Filed 2005·Granted Aug 19, 2008·0 cites·18 claims
Showing the top 50 of 85 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →