Inventor · disambiguated record
Seiji Shiromoto
Also filed as: SHIROMOTO SEIJI
2 granted patents·1 pending application·15 citations·filing 1999–2004
57Inventor score
Files withSUMITOMO CHEMICAL CO3
Top patents by PatentIndex Score
3 records- 0156US6693140B2Container comprising foamed olefin resin and process for producing sameSUMITOMO CHEMICAL CO·Filed 2001·Granted Feb 17, 2004·3 cites·3 claims
- 0248US6288168B1Propylene based resin compositionSUMITOMO CHEMICAL CO·Filed 1999·Granted Sep 11, 2001·12 cites·10 claims
- 0347US2005042401A1Plastic containerSUMITOMO CHEMICAL CO·Filed 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →