Inventor · disambiguated record
Hajime Hasegawa
Also filed as: HASEGAWA HAJIME
96 granted patents·57 pending applications·667 citations·filing 1975–2025
99Inventor score
Files withTOYOTA MOTOR CO LTD72FUJITSU LTD15HASEGAWA HAJIME14NIPPON STEEL & SUMITOMO METAL CORP10BRIDGESTONE CORP6
Top patents by PatentIndex Score
153 records- 0196US9399404B2Charging system for all-solid-state batteryTOYOTA MOTOR CO LTD·Filed 2014·Granted Jul 26, 2016·33 cites·19 claims
- 0293US10297874B2Method of manufacturing all-solid-state batteryTOYOTA MOTOR CO LTD·Filed 2016·Granted May 21, 2019·6 cites·19 claims
- 0391US9941514B2Cathode active material layer, all solid lithium battery, and method of manufacturing cathode active material layerTOYOTA MOTOR CO LTD·Filed 2016·Granted Apr 10, 2018·4 cites·20 claims
- 0490US9786946B2Solid-state battery and method for producing the same, and assembled battery and method for producing the sameTOYOTA MOTOR CO LTD·Filed 2015·Granted Oct 10, 2017·4 cites·19 claims
- 0589US10351937B2High-strength steel sheet excellent in impact resistance and manufacturing method thereof, and high-strength galvanized steel sheet and manufacturing method thereofKAWATA HIROYUKI·Filed 2012·Granted Jul 16, 2019·5 cites·12 claims
- 0689USRE43138EMobile communication system enabling efficient use of small-zone base stationsHASEGAWA HAJIME·Filed 2010·Granted Jan 24, 2012·7 cites·42 claims
- 0788US9882234B2Method for manufacturing all-solid batteryTOYOTA MOTOR CO LTD·Filed 2016·Granted Jan 30, 2018·3 cites·19 claims
- 0888US2024222701A1All solid state batteryTOYOTA MOTOR CO LTD·Filed 2024·Application pending·0 cites
- 0986US9887417B2Composite active material, solid state battery and method for producing composite active materialTOYOTA MOTOR CO LTD·Filed 2013·Granted Feb 6, 2018·4 cites·3 claims
- 1085US11302953B2Stacked batteryTOYOTA MOTOR CO LTD·Filed 2018·Granted Apr 12, 2022·2 cites·20 claims
- 1184US2024194942A1Lithium-ion battery and method for manufacturing the sameTOYOTA MOTOR CO LTD·Filed 2024·Application pending·0 cites
- 1284US2023275266A1All solid state batteryTOYOTA MOTOR CO LTD·Filed 2023·Application pending·0 cites
- 1383US8391869B2Communication systemWATANABE TERUYOSHI·Filed 2010·Granted Mar 5, 2013·7 cites·15 claims
- 1483US8125939B2Base station apparatus, communication method and mobile communication system for restraining traffic quantityMURASAWA SHUNICHI·Filed 2008·Granted Feb 28, 2012·17 cites·12 claims
- 1583US5862476AMobile station equipment and base station equipment and control methodFUJITSU LTD·Filed 1995·Granted Jan 19, 1999·110 cites·19 claims
- 1682US11362317B2Electrode for solid-state batteries and solid-state batteryTOYOTA MOTOR CO LTD·Filed 2019·Granted Jun 14, 2022·1 cites·6 claims
- 1781US6493561B1Mobile communication system enabling efficient use of small-zone base stationsFUJITSU LTD·Filed 1997·Granted Dec 10, 2002·65 cites·36 claims
- 1880US11069947B2Electrode for solid-state batteries and solid-state batteryTOYOTA MOTOR CO LTD·Filed 2019·Granted Jul 20, 2021·1 cites·6 claims
- 1980US8993197B2Bipolar plate for fuel cell and method for producing the sameISEKI TAKASHI·Filed 2010·Granted Mar 31, 2015·4 cites·9 claims
- 2078US11648818B2Air-conditioning systemMITSUBISHI ELECTRIC CORP·Filed 2017·Granted May 16, 2023·2 cites·11 claims
- 2177USRE42374EMobile communication system enabling efficient use of small-zone base stationsFUJITSU LTD·Filed 2006·Granted May 17, 2011·4 cites·43 claims
- 2277US7558581B2Apparatus and method for resetting physical channelFUJITSU LTD·Filed 2006·Granted Jul 7, 2009·7 cites·13 claims
- 2377US5893821ARoller for electrophotographic apparatusBRIDGESTONE CORP·Filed 1997·Granted Apr 13, 1999·34 cites·13 claims
- 2477US2023187689A1Lithium-ion battery and method for manufacturing the sameTOYOTA MOTOR CO LTD·Filed 2022·Application pending·0 cites
- 2576US11764396B2All solid state batteryTOYOTA MOTOR CO LTD·Filed 2021·Granted Sep 19, 2023·0 cites·18 claims
- 2676US7936143B2Device for preventing sway of suspended loadYASKAWA DENKI SEISAKUSHO KK·Filed 2007·Granted May 3, 2011·10 cites·4 claims
- 2776US6443219B1Method for casting molten metalNIPPON STEEL CORP·Filed 1998·Granted Sep 3, 2002·13 cites·21 claims
- 2875US11108049B2Electrode for solid-state batteries and solid-state batteryTOYOTA MOTOR CO LTD·Filed 2019·Granted Aug 31, 2021·1 cites·6 claims
- 2975USRE43342EMobile communication system enabling efficient use of small-zone base stationsHASEGAWA HAJIME·Filed 2010·Granted May 1, 2012·2 cites·37 claims
- 3075US4044046AMethod for recovering polyol from a polyurethaneBRIDGESTONE TIRE CO LTD·Filed 1975·Granted Aug 23, 1977·23 cites·6 claims
- 3175US4014809AProcess for obtaining a polyol-containing homogeneous liquid composition useful for the production of rigid polyurethane foam from a rigid polyurethane foamBRIDGESTONE TIRE CO LTD·Filed 1975·Granted Mar 29, 1977·25 cites·5 claims
- 3274US11075409B2Stacked batteryTOYOTA MOTOR CO LTD·Filed 2018·Granted Jul 27, 2021·1 cites·10 claims
- 3374US8159997B2Wireless communication system, wireless base station, user equipment, and multi service management equipmentFUKUNAGA YOSHIAKI·Filed 2009·Granted Apr 17, 2012·9 cites·6 claims
- 3474US2025149700A1Battery moduleTOYOTA MOTOR CO LTD·Filed 2024·Application pending·0 cites
- 3574US2025149594A1All-solid-state battery stackTOYOTA MOTOR CO LTD·Filed 2025·Application pending·0 cites
- 3674US2024332733A1All solid batteryTAIYO YUDEN KK·Filed 2024·Application pending·0 cites
- 3774US2025158211A1BatteryTOYOTA MOTOR CO LTD·Filed 2024·Application pending·0 cites
- 3873US10910666B2Method for producing all-solid-state lithium ion secondary batteryTOYOTA MOTOR CO LTD·Filed 2018·Granted Feb 2, 2021·1 cites·4 claims
- 3973US9564655B2Manufacturing method of all-solid batteryTOYOTA MOTOR CO LTD·Filed 2014·Granted Feb 7, 2017·1 cites·8 claims
- 4073US7011556B2Contact module, connector and method of producing said contact moduleFUJITSU LTD·Filed 2002·Granted Mar 14, 2006·21 cites·11 claims
- 4173US5093378AProcess for producing flexible polyurethane foamBRIDGESTONE CORP·Filed 1989·Granted Mar 3, 1992·19 cites·14 claims
- 4273US2025055037A1Battery and moduleTOYOTA MOTOR CO LTD·Filed 2024·Application pending·0 cites
- 4373US2025132471A1Battery and moduleTOYOTA MOTOR CO LTD·Filed 2024·Application pending·0 cites
- 4473US2025201976A1Battery and moduleTOYOTA MOTOR CO LTD·Filed 2024·Application pending·0 cites
- 4573US2025141071A1BatteryTOYOTA MOTOR CO LTD·Filed 2024·Application pending·0 cites
- 4673US2024186583A1Method for producing battery and batteryTOYOTA MOTOR CO LTD·Filed 2023·Application pending·0 cites
- 4773US2025141065A1Battery and moduleTOYOTA MOTOR CO LTD·Filed 2024·Application pending·0 cites
- 4872US8594716B2Power control apparatus for wireless telecommunication systemWATANABE TERUYOSHI·Filed 2006·Granted Nov 26, 2013·5 cites·7 claims
- 4972US6735446B1Mobile communication system and a control unit of the system for efficient use of vacant channels in one-way communicationFUJITSU LTD·Filed 2000·Granted May 11, 2004·22 cites·9 claims
- 5072US4666949AThermochromic polyurethane foamMATSUI SHIKISO KAGAKU KOGYOSHO·Filed 1986·Granted May 19, 1987·23 cites·13 claims
Showing the top 50 of 153 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →