Inventor · disambiguated record

Koichi Sumi

Also filed as: SUMI KOICHI

1 granted patent·1 pending application·45 citations·filing 1994–2010

47Inventor score

Technology areasA61P C08L

Files withJAPAN SYNTHETIC RUBBER CO LTD1 WADA KOICHI1

Top patents by PatentIndex Score

2 records

0183US5605962AFlame retarding resin compositionJAPAN SYNTHETIC RUBBER CO LTD·Filed 1994·Granted Feb 25, 1997·45 cites·20 claims
0224US2012189566A1External preparation containing pantethine phosphate esterWADA KOICHI·Filed 2010·Application pending·0 cites

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →