Method for manufacturing nickel and cobalt-containing solution from hydroxide containing nickel and cobalt
US-12291762-B2 · May 6, 2025 · US
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Ohara Hideki patents
Ohara Hideki is listed as an inventor on 37 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Ohara Hideki |
| Total patents | 37 |
| First publication | Mar 19, 2015 |
| Latest publication | May 6, 2025 |
Notable patents
Publications ranked by popularity score, then publication date.
Production method for cobalt sulfate
US-2024228320-A1 · Jul 11, 2024 · US
Production method for cobalt sulfate
US-2023183091-A1 · Jun 15, 2023 · US
Method for manufacturing nickel and cobalt-containing solution from hydroxide containing nickel and cobalt
US-2022154308-A1 · May 19, 2022 · US
Solvent extraction method
US-2021039011-A1 · Feb 11, 2021 · US
Method for producing high density nickel powder
US-10766072-B2 · Sep 8, 2020 · US
Method for producing solutions containing nickel or cobalt
US-10577255-B2 · Mar 3, 2020 · US
Method for producing nickel powder
US-10549351-B2 · Feb 4, 2020 · US
Method for producing nickel powder having low carbon concentration and low sulfur concentration
US-10500644-B2 · Dec 10, 2019 · US
Aqueous cobalt chloride solution refinement method
US-10501334-B2 · Dec 10, 2019 · US
Recent patents
Latest publications not already listed above.
Method for producing nickel powder
US-10471514-B2 · Nov 12, 2019 · US
Method for producing nickel powder
US-10434577-B2 · Oct 8, 2019 · US
Method for producing solutions containing nickel or cobalt
US-2019194031-A1 · Jun 27, 2019 · US
Aqueous cobalt chloride solution purification method
US-10239764-B2 · Mar 26, 2019 · US
Method for producing nickel powder
US-10220446-B2 · Mar 5, 2019 · US
Method for producing high density nickel powder
US-2019054541-A1 · Feb 21, 2019 · US
Method for producing nickel powder
US-10118224-B2 · Nov 6, 2018 · US
Method for producing nickel powder
US-10092955-B2 · Oct 9, 2018 · US
Aqueous cobalt chloride solution purification method
US-2018148344-A1 · May 31, 2018 · US
Aqueous cobalt chloride solution refinement method
US-2018134577-A1 · May 17, 2018 · US
Hematite manufacturing process and hematite manufactured by same
US-9938158-B2 · Apr 10, 2018 · US
Method for producing nickel powder
US-2018009037-A1 · Jan 11, 2018 · US
Method for producing high-purity nickel sulfate
US-9702023-B2 · Jul 11, 2017 · US
Method for producing seed crystals used for producing hydrogen-reduced nickel powder
US-9700942-B2 · Jul 11, 2017 · US
Method for producing nickel powder
US-2017095862-A1 · Apr 6, 2017 · US
Method for producing nickel powder having low carbon concentration and low sulfur concentration
US-2017043403-A1 · Feb 16, 2017 · US
Method for producing nickel powder
US-2017008083-A1 · Jan 12, 2017 · US
Method for producing seed crystals used for producing hydrogen-reduced nickel powder
US-2017008089-A1 · Jan 12, 2017 · US
Method for producing nickel powder
US-2017008090-A1 · Jan 12, 2017 · US
Method for producing nickel powder
US-2016368059-A1 · Dec 22, 2016 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Sumitomo Metal Mining Co | 36 |
| Kochi Univ National Univ Corporation | 4 |
| Kochi Univ Nat Univ Corp | 4 |
| Sumitomo Metal Mining Co | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| Y02P10/20 | 29 |
| B22F9/26 | 18 |
| B22F2301/15 | 18 |
| C22B23/0461 | 15 |
| B22F9/24 | 14 |