Inventor · disambiguated record
Osamu Kubota
Also filed as: KUBOTA OSAMU
38 granted patents·28 pending applications·278 citations·filing 1986–2024
97Inventor score
Files withVEHICLE ENERGY JAPAN INC13HITACHI LTD11KUBOTA OSAMU9HITACHI AUTOMOTIVE SYSTEMS LTD7HONDA MOTOR CO LTD5
Top patents by PatentIndex Score
66 records- 0192US7803496B2Fuel cell, fuel cell power source system and electronic devices using the sameHITACHI LTD·Filed 2006·Granted Sep 28, 2010·21 cites·15 claims
- 0289US4848086ABoost pressure control method for a supercharged internal combustion engineHONDA MOTOR CO LTD·Filed 1987·Granted Jul 18, 1989·45 cites·6 claims
- 0388US11670814B2Electricity storage block and electricity storage moduleVEHICLE ENERGY JAPAN INC·Filed 2017·Granted Jun 6, 2023·2 cites·4 claims
- 0488US9887440B2Electricity storage block and electricity storage moduleHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2014·Granted Feb 6, 2018·4 cites·7 claims
- 0588US9876207B2Battery moduleHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2014·Granted Jan 23, 2018·6 cites·2 claims
- 0685US7776487B2Pressure regulator for a fuel cell, fuel supply system for a fuel cell using the regulator, electronic equipment having the fuel supply system, and fuel cartridge for a fuel cellHITACHI LTD·Filed 2005·Granted Aug 17, 2010·6 cites·18 claims
- 0785US2024291116A1Battery ModuleVEHICLE ENERGY JAPAN INC·Filed 2024·Application pending·0 cites
- 0882US8657915B2Metal powder and manufacturing methods thereofMIZUSAKI YUJIRO·Filed 2006·Granted Feb 25, 2014·11 cites·24 claims
- 0979US6517632B2Method of fabricating a single crystal ingot and method of fabricating a silicon waferTOSHIBA CERAMICS CO·Filed 2001·Granted Feb 11, 2003·21 cites·19 claims
- 1077US7901833B2Fuel cartridge for fuel cells, fuel cell, fuel cell power system and method of mounting a fuel cell cartridge on a fuel cellHITACHI LTD·Filed 2005·Granted Mar 8, 2011·6 cites·12 claims
- 1175US4735178ATurbo-supercharger for internal combustion engineHONDA MOTOR CO LTD·Filed 1986·Granted Apr 5, 1988·29 cites·5 claims
- 1273US8647784B2Fuel cell stack start method preventing cathode deteriorationNISHIMURA KATSUNORI·Filed 2009·Granted Feb 11, 2014·2 cites·8 claims
- 1373US7709131B2Fuel cell endplate comprising current collector plate and fuel cell incorporating sameHITACHI LTD·Filed 2005·Granted May 4, 2010·2 cites·10 claims
- 1472US12021266B2Battery moduleVEHICLE ENERGY JAPAN INC·Filed 2019·Granted Jun 25, 2024·0 cites·8 claims
- 1570US7833679B2Fuel cartridge and direct methanol fuel cell deviceHITACHI LTD·Filed 2005·Granted Nov 16, 2010·2 cites·3 claims
- 1669US7989111B2Fuel cell and information electronic device mounting the fuel cellHITACHI LTD·Filed 2007·Granted Aug 2, 2011·1 cites·3 claims
- 1768US8691466B2Membrane electrode assembly for fuel cellSUZUKI SHUICHI·Filed 2009·Granted Apr 8, 2014·1 cites·8 claims
- 1868US2025226542A1Battery packVEHICLE ENERGY JAPAN INC·Filed 2023·Application pending·0 cites
- 1967US7766032B2Fuel container for fuel cellHITACHI LTD·Filed 2005·Granted Aug 3, 2010·1 cites·8 claims
- 2067US2025372827A1Metal welded structure, battery pack using same, and battery pack production methodVEHICLE ENERGY JAPAN INC·Filed 2022·Application pending·0 cites
- 2165US12315955B2Secondary cell moduleVEHICLE ENERGY JAPAN INC·Filed 2022·Granted May 27, 2025·0 cites·9 claims
- 2265US9252620B2Battery energy storage systemYAMAUCHI SHIN·Filed 2012·Granted Feb 2, 2016·2 cites·20 claims
- 2365US5186609AContrarotating propeller type propulsion systemHONDA MOTOR CO LTD·Filed 1990·Granted Feb 16, 1993·36 cites·25 claims
- 2464US4880351AVariable capacity turbineHONDA MOTOR CO LTD·Filed 1987·Granted Nov 14, 1989·32 cites·17 claims
- 2563US6784825B1Radar reflector apparatusJAPAN AIRCRAFT MFG CO·Filed 2003·Granted Aug 31, 2004·16 cites·1 claims
- 2662US2024266625A1Battery module and method for inspecting the battery moduleVEHICLE ENERGY JAPAN INC·Filed 2022·Application pending·0 cites
- 2761US12191525B2Battery moduleVEHICLE ENERGY JAPAN INC·Filed 2019·Granted Jan 7, 2025·0 cites·9 claims
- 2861US2024274985A1Battery packVEHICLE ENERGY JAPAN INC·Filed 2022·Application pending·0 cites
- 2961US2018123105A1Battery moduleHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2017·Application pending·0 cites
- 3060US11699832B2Battery moduleVEHICLE ENERGY JAPAN INC·Filed 2018·Granted Jul 11, 2023·0 cites·12 claims
- 3160US8797000B2Charging control systemKUBOTA OSAMU·Filed 2011·Granted Aug 5, 2014·2 cites·5 claims
- 3259US11264666B2Assembled batteryHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2017·Granted Mar 1, 2022·0 cites·7 claims
- 3359US8488410B2Underwater detection deviceKUBOTA OSAMU·Filed 2012·Granted Jul 16, 2013·1 cites·14 claims
- 3459US7769483B2Detection-signal transmitting apparatusBOSCH CORP·Filed 2006·Granted Aug 3, 2010·3 cites·4 claims
- 3558US11749871B2Battery module and battery packVEHICLE ENERGY JAPAN INC·Filed 2019·Granted Sep 5, 2023·0 cites·10 claims
- 3655US12381284B2Battery moduleVEHICLE ENERGY JAPAN INC·Filed 2020·Granted Aug 5, 2025·0 cites·3 claims
- 3754US2008261097A1Membrane-electrode assembly and direct methanol fuel cellHITACHI LTD·Filed 2008·Application pending·0 cites
- 3851US7773459B2Underwater sounding method and apparatusFURUNO ELECTRIC CO·Filed 2007·Granted Aug 10, 2010·1 cites·26 claims
- 3950US7245557B2SonarFURUNO ELECTRIC CO·Filed 2005·Granted Jul 17, 2007·2 cites·8 claims
- 4049US8207864B2Underwater detection deviceKUBOTA OSAMU·Filed 2008·Granted Jun 26, 2012·2 cites·18 claims
- 4149US7193930B2Quantitative echo sounder and method of quantitative sounding of fishFURUNO ELECTRIC CO·Filed 2005·Granted Mar 20, 2007·2 cites·9 claims
- 4248US2005282048A1Fuel cell, its fuel-feeding system, fuel cartridge and electronic equipmentKAMO TOMOICHI·Filed 2005·Application pending·0 cites
- 4348US2014329117A1Non-aqueous electrolyte wound type secondary batteryHITACHI LTD·Filed 2012·Application pending·0 cites
- 4447US10608286B2Secondary cellHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2016·Granted Mar 31, 2020·0 cites·10 claims
- 4547US2007048584A1Fuel cellANDOH SHINSUKE·Filed 2006·Application pending·0 cites
- 4647US2007048583A1Fuel cellANDOH SHINSUKE·Filed 2006·Application pending·0 cites
- 4747US2006008693A1Fuel cellKAMO TOMOICHI·Filed 2005·Application pending·0 cites
- 4847US2021218082A1Battery packVEHICLE ENERGY JAPAN INC·Filed 2019·Application pending·0 cites
- 4947US2006008688A1Fuel cellKAMO TOMOICHI·Filed 2005·Application pending·0 cites
- 5044US2006046126A1Fuel cell and information terminal carrying the sameKUBOTA OSAMU·Filed 2005·Application pending·0 cites
Showing the top 50 of 66 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →