Inventor · disambiguated record
Ryoji Kawashima
Also filed as: KAWASHIMA RYOJI
1 granted patent·34 citations·filing 1982–1982
46Inventor score
Technology areasA61K
Files withMITSUI TOATSU CHEMICALS1
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1 recordIdentity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →