Inventor · disambiguated record

Shin'Ichi Umejima

Also filed as: UMEJIMA SHIN-ICHI

1 granted patent·29 citations·filing 1997–1997

44Inventor score
Technology areasD04H
Files withNIPPON PETROCHEMICALS CO LTD1

Top patents by PatentIndex Score

1 record

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