Inventor · disambiguated record
Tatsuya Higaki
Also filed as: HIGAKI TATSUYA
21 granted patents·7 pending applications·24 citations·filing 2010–2022
90Inventor score
Top patents by PatentIndex Score
28 records- 0193US12000018B2Method for separating copper from nickel and cobaltSUMITOMO METAL MINING CO·Filed 2018·Granted Jun 4, 2024·5 cites·8 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
- 0384US8580213B2Method for recovering nickel from sulfuric acid aqueous solutionKOBAYASHI HIROSHI·Filed 2010·Granted Nov 12, 2013·4 cites·10 claims
- 0482US10081851B2Method for recovering high-purity scandiumSUMITOMO METAL MINING CO·Filed 2015·Granted Sep 25, 2018·2 cites·19 claims
- 0581US9963762B2Scandium recovery methodSUMITOMO METAL MINING CO·Filed 2015·Granted May 8, 2018·2 cites·10 claims
- 0681US9017640B2Method for producing high-purity nickel surfaceSUMITOMO METAL MINING CO·Filed 2012·Granted Apr 28, 2015·3 cites·8 claims
- 0778US9410226B2Ore slurry production method and metal refining methodSUMITOMO METAL MINING CO·Filed 2012·Granted Aug 9, 2016·2 cites·11 claims
- 0862US10344354B2Nickel recovery processSUMITOMO METAL MINING CO·Filed 2015·Granted Jul 9, 2019·1 cites·8 claims
- 0960US2023183091A1Production method for cobalt sulfateSUMITOMO METAL MINING CO·Filed 2022·Application pending·0 cites
- 1060US2024228320A1Production method for cobalt sulfateSUMITOMO METAL MINING CO·Filed 2022·Application pending·0 cites
- 1159US11718894B2Method for separating copper, and nickel and cobaltSUMITOMO METAL MINING CO·Filed 2018·Granted Aug 8, 2023·0 cites·5 claims
- 1258US10968112B2Method for producing high-purity scandium oxideSUMITOMO METAL MINING CO·Filed 2019·Granted Apr 6, 2021·0 cites·8 claims
- 1356US10156002B2Method for recovering scandiumSUMITOMO METAL MINING CO·Filed 2015·Granted Dec 18, 2018·0 cites·3 claims
- 1455US11959151B2Method for separating copper from nickel and cobaltSUMITOMO METAL MINING CO·Filed 2018·Granted Apr 16, 2024·0 cites·4 claims
- 1550US10570482B2Method for recovering scandiumSUMITOMO METAL MINING CO·Filed 2016·Granted Feb 25, 2020·0 cites·15 claims
- 1650US9255013B2Method for producing hematite for ironmakingSUMITOMO METAL MINING CO·Filed 2013·Granted Feb 9, 2016·0 cites·7 claims
- 1746US10196710B1Method for recovering scandiumSUMITOMO METAL MINING CO·Filed 2017·Granted Feb 5, 2019·0 cites·6 claims
- 1846US10190189B2Scandium recovery processSUMITOMO METAL MINING CO·Filed 2015·Granted Jan 29, 2019·0 cites·6 claims
- 1946US9776885B2Method for producing hematite for ironmakingSUMITOMO METAL MINING CO·Filed 2013·Granted Oct 3, 2017·0 cites·9 claims
- 2046US9751783B2Method for a treatment for wastewater containing aluminum, magnesium, and manganeseKOBAYASHI HIROSHI·Filed 2011·Granted Sep 5, 2017·0 cites·9 claims
- 2146US9068244B2Method for recovering chromite, and method for wet smelting of nickel oxide oreMITSUI HIROYUKI·Filed 2012·Granted Jun 30, 2015·0 cites·3 claims
- 2246US2021262060A1Method for separating copper from nickel and cobaltSUMITOMO METAL MINING CO·Filed 2019·Application pending·0 cites
- 2344US11214849B2Method for recovering scandiumSUMITOMO METAL MINING CO·Filed 2017·Granted Jan 4, 2022·0 cites·15 claims
- 2444US2021284547A1Method for recovering scandiumSUMITOMO METAL MINING CO·Filed 2017·Application pending·0 cites
- 2544US2021284546A1Method for producing scandium compound, and scandium compoundSUMITOMO METAL MINING CO·Filed 2017·Application pending·0 cites
- 2643US2020232066A1Method for separating copper, nickel, and cobaltSUMITOMO METAL MINING CO·Filed 2018·Application pending·0 cites
- 2742US9657370B2Removal method of manganese from waste waterKOBAYASHI HIROSHI·Filed 2010·Granted May 23, 2017·0 cites·8 claims
- 2842US2015315671A1Settling separation process for nuetralized slurry and hydrometallurgical process for nickel oxide oreSUMITOMO METAL MINING CO·Filed 2013·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →