Inventor · disambiguated record

Yohei Momma

Also filed as: MOMMA YOHEI

50 granted patents·117 pending applications·108 citations·filing 2012–2025

97Inventor score

Technology areasH01M Y02E C01G C01P H02J

Files withSEMICONDUCTOR ENERGY LAB166 ADACHI HIROKI1

Top patents by PatentIndex Score

167 records

0197US9666326B2Lithium manganese oxide composite, secondary battery, and manufacturing method thereofSEMICONDUCTOR ENERGY LAB·Filed 2014·Granted May 30, 2017·18 cites·10 claims
0297US9293236B2Lithium—manganese composite oxide, secondary battery, and electric deviceSEMICONDUCTOR ENERGY LAB·Filed 2014·Granted Mar 22, 2016·21 cites·10 claims
0396US11670770B2Method for manufacturing positive electrode active material, and secondary batterySEMICONDUCTOR ENERGY LAB·Filed 2020·Granted Jun 6, 2023·4 cites·5 claims
0494US11710823B2Particle, electrode, power storage device, electronic device, and method for manufacturing electrodeSEMICONDUCTOR ENERGY LAB·Filed 2022·Granted Jul 25, 2023·3 cites·9 claims
0593US11043660B2Positive electrode active material including lithium cobaltate coated with lithium titanate and magnesium oxideSEMICONDUCTOR ENERGY LAB·Filed 2020·Granted Jun 22, 2021·2 cites·10 claims
0693US10741828B2Positive electrode active material including lithium cobaltate coated with lithium titanate and magnesium oxideSEMICONDUCTOR ENERGY LAB·Filed 2017·Granted Aug 11, 2020·2 cites·8 claims
0792US11936036B2Positive electrode active material, secondary battery, and electronic deviceSEMICONDUCTOR ENERGY LAB·Filed 2020·Granted Mar 19, 2024·2 cites·20 claims
0892US11444274B2Positive electrode active material particleSEMICONDUCTOR ENERGY LAB·Filed 2020·Granted Sep 13, 2022·3 cites·26 claims
0992US10454102B2Lithium manganese composite oxide, secondary battery, electronic device, and method for forming layerSEMICONDUCTOR ENERGY LAB·Filed 2017·Granted Oct 22, 2019·3 cites·20 claims
1092US10084186B2Particle, electrode, power storage device, electronic device, and method for manufacturing electrodeSEMICONDUCTOR ENERGY LAB·Filed 2015·Granted Sep 25, 2018·3 cites·22 claims
1192US8859304B2Light-emitting device and manufacturing method thereofSEMICONDUCTOR ENERGY LAB·Filed 2012·Granted Oct 14, 2014·12 cites·12 claims
1291US12418021B2Positive electrode active material particleSEMICONDUCTOR ENERGY LAB·Filed 2024·Granted Sep 16, 2025·0 cites·8 claims
1391US11094927B2Positive electrode active material particle and manufacturing method of positive electrode active material particleSEMICONDUCTOR ENERGY LAB·Filed 2017·Granted Aug 17, 2021·2 cites·43 claims
1491US2025349829A1Positive electrode active material particleSEMICONDUCTOR ENERGY LAB·Filed 2025·Application pending·0 cites
1590US2023327095A1Positive Electrode Active Material, Method for Manufacturing Positive Electrode Active Material, and Secondary BatterySEMICONDUCTOR ENERGY LAB·Filed 2023·Application pending·0 cites
1689US9882211B2Lithium-ion secondary battery and electronic deviceSEMICONDUCTOR ENERGY LAB·Filed 2015·Granted Jan 30, 2018·6 cites·24 claims
1789US2023343924A1Positive Electrode Active Material, Method for Manufacturing Positive Electrode Active Material, and Secondary BatterySEMICONDUCTOR ENERGY LAB·Filed 2023·Application pending·0 cites
1889US2023307622A1Positive Electrode Active Material, Method for Manufacturing Positive Electrode Active Material, and Secondary BatterySEMICONDUCTOR ENERGY LAB·Filed 2023·Application pending·0 cites
1989US2023327075A1Positive Electrode Active Material, Method for Manufacturing Positive Electrode Active Material, and Secondary BatterySEMICONDUCTOR ENERGY LAB·Filed 2023·Application pending·0 cites
2089US2023299265A1Positive Electrode Active Material, Method for Manufacturing Positive Electrode Active Material, and Secondary BatterySEMICONDUCTOR ENERGY LAB·Filed 2023·Application pending·0 cites
2189US2023327073A1Positive Electrode Active Material, Method for Manufacturing Positive Electrode Active Material, and Secondary BatterySEMICONDUCTOR ENERGY LAB·Filed 2023·Application pending·0 cites
2289US2023290926A1Positive Electrode Active Material, Method for Manufacturing Positive Electrode Active Material, and Secondary BatterySEMICONDUCTOR ENERGY LAB·Filed 2023·Application pending·0 cites
2388US12244007B2Positive electrode active material, secondary battery, and electronic deviceSEMICONDUCTOR ENERGY LAB·Filed 2024·Granted Mar 4, 2025·0 cites·13 claims
2488US9774034B2Lithium-manganese composite oxide and secondary batterySEMICONDUCTOR ENERGY LAB·Filed 2014·Granted Sep 26, 2017·4 cites·14 claims
2588US2023299274A1Positive electrode active material particle and manufacturing method of positive electrode active material particleSEMICONDUCTOR ENERGY LAB·Filed 2023·Application pending·0 cites
2688US2025062349A1All-solid-state battery and manufacturing method thereofSEMICONDUCTOR ENERGY LAB·Filed 2024·Application pending·0 cites
2788US2023327088A1Positive electrode active material particle and manufacturing method of positive electrode active material particleSEMICONDUCTOR ENERGY LAB·Filed 2023·Application pending·0 cites
2887US10249876B2Lithium-ion secondary battery and electronic deviceSEMICONDUCTOR ENERGY LAB·Filed 2018·Granted Apr 2, 2019·4 cites·12 claims
2987US10043989B2Light-emitting device and manufacturing method thereofSEMICONDUCTOR ENERGY LAB·Filed 2017·Granted Aug 7, 2018·3 cites·22 claims
3087US2025347466A1Method of forming positive electrode active material, kiln, and heating furnaceSEMICONDUCTOR ENERGY LAB·Filed 2025·Application pending·0 cites
3187US2024413342A1Storage battery electrode, manufacturing method thereof, storage battery, and electronic deviceSEMICONDUCTOR ENERGY LAB·Filed 2024·Application pending·0 cites
3286US11881578B2Storage battery electrode, manufacturing method thereof, storage battery, and electronic deviceSEMICONDUCTOR ENERGY LAB·Filed 2022·Granted Jan 23, 2024·0 cites·16 claims
3386US11799080B2Positive electrode active material, method for manufacturing positive electrode active material, and secondary batterySEMICONDUCTOR ENERGY LAB·Filed 2018·Granted Oct 24, 2023·1 cites·26 claims
3486US10541372B2Light-emitting device and manufacturing method thereofSEMICONDUCTOR ENERGY LAB·Filed 2018·Granted Jan 21, 2020·2 cites·11 claims
3586US10153479B2Apparatus, secondary battery, electronic device, and battery management unitSEMICONDUCTOR ENERGY LAB·Filed 2015·Granted Dec 11, 2018·2 cites·14 claims
3686US2025266424A1Positive Electrode Active Material, Method for Manufacturing Positive Electrode Active Material, and Secondary BatterySEMICONDUCTOR ENERGY LAB·Filed 2025·Application pending·0 cites
3786US2025273650A1Positive Electrode Active Material, Method for Manufacturing Positive Electrode Active Material, and Secondary BatterySEMICONDUCTOR ENERGY LAB·Filed 2025·Application pending·0 cites
3886US2025105277A1Positive electrode active material, secondary battery, electronic device, and vehicleSEMICONDUCTOR ENERGY LAB·Filed 2024·Application pending·0 cites
3986US2023216079A1Positive Electrode Active Material Particle and Method for Manufacturing Positive Electrode Active Material ParticleSEMICONDUCTOR ENERGY LAB·Filed 2023·Application pending·0 cites
4085US2025273668A1Positive electrode active material, method for manufacturing positive electrode active material, and secondary batterySEMICONDUCTOR ENERGY LAB·Filed 2025·Application pending·0 cites
4184US2023051128A1Positive electrode active material particleSEMICONDUCTOR ENERGY LAB·Filed 2022·Application pending·0 cites
4284US2022199984A1Positive Electrode Active Material, Method for Manufacturing Positive Electrode Active Material, and Secondary BatterySEMICONDUCTOR ENERGY LAB·Filed 2022·Application pending·0 cites
4384US2022199989A1Positive Electrode Active Material, Method for Manufacturing Positive Electrode Active Material, and Secondary BatterySEMICONDUCTOR ENERGY LAB·Filed 2022·Application pending·0 cites
4484US2025273739A1Secondary battery, electronic device, and vehicleSEMICONDUCTOR ENERGY LAB·Filed 2025·Application pending·0 cites
4583US2025349879A1Positive Electrode Active Material Particle and Method for Manufacturing Positive Electrode Active Material ParticleSEMICONDUCTOR ENERGY LAB·Filed 2025·Application pending·0 cites
4683US2022190313A1Positive Electrode Active Material, Method for Manufacturing Positive Electrode Active Material, and Secondary BatterySEMICONDUCTOR ENERGY LAB·Filed 2022·Application pending·0 cites
4782US12327867B2Positive electrode active material, method for manufacturing positive electrode active material, and secondary batterySEMICONDUCTOR ENERGY LAB·Filed 2022·Granted Jun 10, 2025·0 cites·22 claims
4882US12315923B2Positive electrode active material, method for manufacturing positive electrode active material, and secondary batterySEMICONDUCTOR ENERGY LAB·Filed 2022·Granted May 27, 2025·0 cites·49 claims
4982US12272822B2Method for manufacturing positive electrode active material, and secondary batterySEMICONDUCTOR ENERGY LAB·Filed 2018·Granted Apr 8, 2025·1 cites·12 claims
5082US11489151B2Positive electrode active material particleSEMICONDUCTOR ENERGY LAB·Filed 2018·Granted Nov 1, 2022·1 cites·17 claims

Showing the top 50 of 167 patent records by PatentIndex Score.

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →