Inventor · disambiguated record
Tomohiko Yokoyama
Also filed as: YOKOYAMA TOMOHIKO
35 granted patents·21 pending applications·83 citations·filing 2004–2022
96Inventor score
Files withSANYO ELECTRIC CO16YOKOYAMA TOMOHIKO9PANASONIC IP MAN CO LTD7FUJIKAWA MASATO6PANASONIC CORP5
Top patents by PatentIndex Score
56 records- 0195US9437854B2Battery packPANASONIC CORP·Filed 2012·Granted Sep 6, 2016·13 cites·12 claims
- 0294US8592067B2Battery pack having a heat insulating layerYOKOYAMA TOMOHIKO·Filed 2010·Granted Nov 26, 2013·13 cites·13 claims
- 0393US8592076B2Battery packSUGITA YASUNARI·Filed 2011·Granted Nov 26, 2013·14 cites·9 claims
- 0489US9231237B2Cell moduleSHIMIZU KEISUKE·Filed 2011·Granted Jan 5, 2016·6 cites·11 claims
- 0584US8673471B2Portable electronic deviceYOKOYAMA TOMOHIKO·Filed 2009·Granted Mar 18, 2014·5 cites·7 claims
- 0683US8846235B2Battery moduleYOKOYAMA TOMOHIKO·Filed 2011·Granted Sep 30, 2014·3 cites·5 claims
- 0781US9799863B2Fastening structureSANYO ELECTRIC CO·Filed 2017·Granted Oct 24, 2017·1 cites·7 claims
- 0881US8318337B2Battery including electrode lead having high resistant portionYOKOYAMA TOMOHIKO·Filed 2009·Granted Nov 27, 2012·4 cites·12 claims
- 0978US11901501B2Secondary battery insulating plate and secondary battery including the samePANASONIC HOLDINGS CORP·Filed 2022·Granted Feb 13, 2024·0 cites·12 claims
- 1078US11069916B2Cylindrical batterySANYO ELECTRIC CO·Filed 2017·Granted Jul 20, 2021·1 cites·5 claims
- 1178US9293794B2Battery moduleFUJIKAWA MASATO·Filed 2011·Granted Mar 22, 2016·2 cites·3 claims
- 1278US8389153B2BatteryFUJIKAWA MASATO·Filed 2009·Granted Mar 5, 2013·3 cites·8 claims
- 1377US8871369B2Hermetic batterySHIMIZU KEISUKE·Filed 2011·Granted Oct 28, 2014·2 cites·5 claims
- 1477US8318347B2Lithium ion secondary batteryYOKOYAMA TOMOHIKO·Filed 2008·Granted Nov 27, 2012·4 cites·7 claims
- 1576US9831479B2Sealed type batterySANYO ELECTRIC CO·Filed 2013·Granted Nov 28, 2017·1 cites·12 claims
- 1674US10403872B2Cylindrical batteriesSANYO ELECTRIC CO·Filed 2016·Granted Sep 3, 2019·1 cites·6 claims
- 1773US10615401B2Cylindrical batteriesSANYO ELECTRIC CO·Filed 2016·Granted Apr 7, 2020·1 cites·6 claims
- 1873US9337454B2Battery pack including gas absorption portionYOKOYAMA TOMOHIKO·Filed 2011·Granted May 10, 2016·1 cites·6 claims
- 1971US11495855B2Secondary battery insulating plate and secondary battery including the samePANASONIC CORP·Filed 2019·Granted Nov 8, 2022·0 cites·13 claims
- 2071US10535851B2Cylindrical lithium-ion cellPANASONIC IP MAN CO LTD·Filed 2018·Granted Jan 14, 2020·0 cites·14 claims
- 2169US10164228B2Sealed type batterySANYO ELECTRIC CO·Filed 2017·Granted Dec 25, 2018·0 cites·12 claims
- 2269US9601735B2Cylindrical batteryYOKOYAMA TOMOHIKO·Filed 2010·Granted Mar 21, 2017·1 cites·6 claims
- 2368US9093704B2Non-aqueous electrolyte secondary batteryYOKOYAMA TOMOHIKO·Filed 2008·Granted Jul 28, 2015·1 cites·7 claims
- 2468US9088031B2Battery moduleSHIMIZU KEISUKE·Filed 2011·Granted Jul 21, 2015·3 cites·13 claims
- 2567US10026938B2Cylindrical lithium-ion cellPANASONIC IP MAN CO LTD·Filed 2016·Granted Jul 17, 2018·0 cites·13 claims
- 2664US9472795B2Cylindrical lithium-ion cellPANASONIC CORP·Filed 2012·Granted Oct 18, 2016·0 cites·2 claims
- 2763US8309250B2Battery having fire extinguishing element in mesh formNISHINO HAJIME·Filed 2009·Granted Nov 13, 2012·3 cites·14 claims
- 2863US2024195013A1Separator and cylindrical secondary battery in which same is usedPANASONIC IP MAN CO LTD·Filed 2022·Application pending·0 cites
- 2961US2010330404A1Battery housing tray and assembled-battery housing tray using the samePANASONIC CORP·Filed 2009·Application pending·0 cites
- 3060US2023163408A1Cylindrical batteryPANASONIC IP MAN CO LTD·Filed 2021·Application pending·0 cites
- 3158US12381297B2Cylindrical non-aqueous electrolyte secondary cellSANYO ELECTRIC CO·Filed 2020·Granted Aug 5, 2025·0 cites·8 claims
- 3257US8586233B2Portable electronic deviceTAKEZAWA HIDEHARU·Filed 2009·Granted Nov 19, 2013·0 cites·16 claims
- 3356US2011052971A1BatteryFUJIKAWA MASATO·Filed 2009·Application pending·0 cites
- 3455US9337459B2Sealed secondary batteryPANASONIC CORP·Filed 2012·Granted May 10, 2016·0 cites·8 claims
- 3555US2011026207A1Portable electronic deviceTAKEZAWA HIDEHARU·Filed 2009·Application pending·0 cites
- 3654US2016315299A1Battery modulePANASONIC IP MAN CO LTD·Filed 2014·Application pending·0 cites
- 3753US2011159341A1Battery packIWAMOTO KAZUYA·Filed 2009·Application pending·0 cites
- 3852US2010136393A1Lithium ion secondary batteryTAKEZAWA HIDEHARU·Filed 2008·Application pending·0 cites
- 3952US2016049626A1Cell blockSANYO ELECTRIC CO·Filed 2014·Application pending·0 cites
- 4052US2009042097A1Negative electrode current collector for lithium ion secondary battery, negative electrode for lithium ion secondary battery, and lithium ion secondary batteryFUJIKAWA MASATO·Filed 2008·Application pending·0 cites
- 4152US2016006006A1Battery moduleSANYO ELECTRIC CO·Filed 2014·Application pending·0 cites
- 4251US10601002B2Cylindrical battery and method for producing the sameSANYO ELECTRIC CO·Filed 2016·Granted Mar 24, 2020·0 cites·5 claims
- 4351US2015155535A1Sealed secondary batteryPANASONIC IP MAN CO LTD·Filed 2013·Application pending·0 cites
- 4451US2015255766A1Sealed secondary batterySANYO ELECTRIC CO·Filed 2013·Application pending·0 cites
- 4550US11145942B2Cylindrical batterySANYO ELECTRIC CO·Filed 2017·Granted Oct 12, 2021·0 cites·4 claims
- 4650US2010255359A1Battery pack and battery-equipped deviceHIRAKAWA YASUSHI·Filed 2008·Application pending·0 cites
- 4747US9362587B2Rectangular batteryYOKOYAMA TOMOHIKO·Filed 2010·Granted Jun 7, 2016·0 cites·9 claims
- 4846US7378183B2Sealed cell using film outer casing bodySANYO ELECTRIC CO·Filed 2004·Granted May 27, 2008·0 cites·9 claims
- 4946US2006204841A1Battery and method of manufacturing sameSANYO ELECTRIC CO·Filed 2006·Application pending·0 cites
- 5044US10541397B2BatterySANYO ELECTRIC CO·Filed 2015·Granted Jan 21, 2020·0 cites·5 claims
Showing the top 50 of 56 patent records by PatentIndex Score.
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