Inventor · disambiguated record
Toshihiko Nagakura
Also filed as: NAGAKURA TOSHIHIKO
5 granted patents·10 pending applications·13 citations·filing 2014–2023
71Inventor score
Top patents by PatentIndex Score
15 records- 0188US9399804B2Method for recovering scandiumSUMITOMO METAL MINING CO·Filed 2014·Granted Jul 26, 2016·6 cites·11 claims
- 0287US9458526B2Method for separating impurities from an acidic solution containing nickel and cobalt and/or scandiumUNIV KYUSHU NAT UNIV CORP·Filed 2014·Granted Oct 4, 2016·5 cites·20 claims
- 0381US9963762B2Scandium recovery methodSUMITOMO METAL MINING CO·Filed 2015·Granted May 8, 2018·2 cites·10 claims
- 0464US2025343289A1Lithium-containing slag and method for producing valuable metalSUMITOMO METAL MINING CO·Filed 2023·Application pending·0 cites
- 0562US2025158147A1Production method for valuable metalsSUMITOMO METAL MINING CO·Filed 2022·Application pending·0 cites
- 0662US2025137088A1Method for producing valuable metalsSUMITOMO METAL MINING CO·Filed 2022·Application pending·0 cites
- 0761US2024240281A1Method for producing valuable metalSUMITOMO METAL MINING CO·Filed 2022·Application pending·0 cites
- 0858US11926883B2Method for recovering valuable metalSUMITOMO METAL MINING CO·Filed 2021·Granted Mar 12, 2024·0 cites·14 claims
- 0957US2024263271A1Method for producing valuable metalSUMITOMO METAL MINING CO·Filed 2022·Application pending·0 cites
- 1056US2025125433A1Method for recovering valuable metalsSUMITOMO METAL MINING CO·Filed 2022·Application pending·0 cites
- 1155US2023250508A1Method for recovering valuable metalSUMITOMO METAL MINING CO·Filed 2021·Application pending·0 cites
- 1255US2024318281A1Production method for valuable metalsSUMITOMO METAL MINING CO·Filed 2022·Application pending·0 cites
- 1354US2023295770A1Method for recovering lithium and method for producing lithium carbonateKANTO DENKA KOGYO KK·Filed 2021·Application pending·0 cites
- 1446US10190189B2Scandium recovery processSUMITOMO METAL MINING CO·Filed 2015·Granted Jan 29, 2019·0 cites·6 claims
- 1542US2021292927A1Method for refining bismuthSUMITOMO METAL MINING CO·Filed 2017·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →