Inventor · disambiguated record
Ryutaro Shiba
Also filed as: SHIBA Ryutaro
3 granted patents·2 pending applications·0 citations·filing 2016–2023
42Inventor score
Files withSUMITOMO CHEMICAL CO5
Top patents by PatentIndex Score
5 records- 0165US2023318146A1Nonaqueous electrolyte secondary battery separatorSUMITOMO CHEMICAL CO·Filed 2023·Application pending·0 cites
- 0257US9859539B2Method for producing separator and device for producing separatorSUMITOMO CHEMICAL CO·Filed 2016·Granted Jan 2, 2018·0 cites·11 claims
- 0355US2017373290A1Method for producing separator and device for producing separatorSUMITOMO CHEMICAL CO·Filed 2017·Application pending·0 cites
- 0443US10399111B2Coating method, coating device, and functional film production methodSUMITOMO CHEMICAL CO·Filed 2016·Granted Sep 3, 2019·0 cites·7 claims
- 0540US10421094B2Doctor blade, coating device, and method for producing laminated separatorSUMITOMO CHEMICAL CO·Filed 2017·Granted Sep 24, 2019·0 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →