Inventor · disambiguated record
Keiji Kudou
Also filed as: KUDOU KEIJI
2 granted patents·5 pending applications·1 citations·filing 2013–2022
31Inventor score
Files withSUMITOMO METAL MINING CO7
Top patents by PatentIndex Score
7 records- 0162US10344354B2Nickel recovery processSUMITOMO METAL MINING CO·Filed 2015·Granted Jul 9, 2019·1 cites·8 claims
- 0260US2023183091A1Production method for cobalt sulfateSUMITOMO METAL MINING CO·Filed 2022·Application pending·0 cites
- 0360US2024228320A1Production method for cobalt sulfateSUMITOMO METAL MINING CO·Filed 2022·Application pending·0 cites
- 0452US2023071697A1Method for treating alloySUMITOMO METAL MINING CO·Filed 2021·Application pending·0 cites
- 0551US9702023B2Method for producing high-purity nickel sulfateSUMITOMO METAL MINING CO·Filed 2013·Granted Jul 11, 2017·0 cites·5 claims
- 0651US2023160035A1Method for treating alloySUMITOMO METAL MINING CO·Filed 2021·Application pending·0 cites
- 0751US2023167526A1Alloy treatment methodSUMITOMO METAL MINING CO·Filed 2021·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →