Inventor · disambiguated record
Hideki Ohara
Also filed as: OHARA HIDEKI
18 granted patents·3 pending applications·17 citations·filing 2012–2022
89Inventor score
Top patents by PatentIndex Score
21 records- 0193US10577255B2Method for producing solutions containing nickel or cobaltSUMITOMO METAL MINING CO·Filed 2017·Granted Mar 3, 2020·5 cites·20 claims
- 0284US10118224B2Method for producing nickel powderKOCHI UNIV NATIONAL UNIV CORPORATION·Filed 2015·Granted Nov 6, 2018·3 cites·19 claims
- 0383US10220446B2Method for producing nickel powderSUMITOMO METAL MINING CO·Filed 2015·Granted Mar 5, 2019·2 cites·7 claims
- 0479US9938158B2Hematite manufacturing process and hematite manufactured by sameSUMITOMO METAL MINING CO·Filed 2014·Granted Apr 10, 2018·2 cites·8 claims
- 0577US9328399B2Operating method in hydrometallurgy of nickel oxide oreSUMITOMO METAL MINING CO·Filed 2012·Granted May 3, 2016·2 cites·5 claims
- 0671US9700942B2Method for producing seed crystals used for producing hydrogen-reduced nickel powderSUMITOMO METAL MINING CO·Filed 2015·Granted Jul 11, 2017·1 cites·2 claims
- 0769US9499879B2Method for producing high-purity cobalt sulfate aqueous solutionSUMITOMO METAL MINING CO·Filed 2012·Granted Nov 22, 2016·1 cites·14 claims
- 0863US9458038B2Wastewater treatment processSUMITOMO METAL MINING CO·Filed 2014·Granted Oct 4, 2016·1 cites·9 claims
- 0962US10239764B2Aqueous cobalt chloride solution purification methodSUMITOMO METAL MINING CO·Filed 2016·Granted Mar 26, 2019·0 cites·6 claims
- 1060US2023183091A1Production method for cobalt sulfateSUMITOMO METAL MINING CO·Filed 2022·Application pending·0 cites
- 1160US2024228320A1Production method for cobalt sulfateSUMITOMO METAL MINING CO·Filed 2022·Application pending·0 cites
- 1259US10501334B2Aqueous cobalt chloride solution refinement methodSUMITOMO METAL MINING CO·Filed 2016·Granted Dec 10, 2019·0 cites·6 claims
- 1356US10092955B2Method for producing nickel powderKOCHI UNIV NATIONAL UNIV CORPORATION·Filed 2015·Granted Oct 9, 2018·0 cites·11 claims
- 1454US12291762B2Method for manufacturing nickel and cobalt-containing solution from hydroxide containing nickel and cobaltSUMITOMO METAL MINING CO·Filed 2020·Granted May 6, 2025·0 cites·1 claims
- 1551US9702023B2Method for producing high-purity nickel sulfateSUMITOMO METAL MINING CO·Filed 2013·Granted Jul 11, 2017·0 cites·5 claims
- 1647US10549351B2Method for producing nickel powderSUMITOMO METAL MINING CO·Filed 2015·Granted Feb 4, 2020·0 cites·9 claims
- 1745US10766072B2Method for producing high density nickel powderSUMITOMO METAL MINING CO·Filed 2016·Granted Sep 8, 2020·0 cites·2 claims
- 1844US10471514B2Method for producing nickel powderKOCHI UNIV NATIONAL UNIV CORPORATION·Filed 2015·Granted Nov 12, 2019·0 cites·4 claims
- 1942US10500644B2Method for producing nickel powder having low carbon concentration and low sulfur concentrationSUMITOMO METAL MINING CO·Filed 2015·Granted Dec 10, 2019·0 cites·4 claims
- 2041US2021039011A1Solvent extraction methodSUMITOMO METAL MINING CO·Filed 2018·Application pending·0 cites
- 2139US10434577B2Method for producing nickel powderKOCHI UNIV NATIONAL UNIV CORPORATION·Filed 2015·Granted Oct 8, 2019·0 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →