Inventor · disambiguated record
Masaru Oshiumi
Also filed as: OSHIUMI MASARU
1 granted patent·32 citations·filing 1978–1978
44Inventor score
Technology areasC08G
Files withSUMITOMO CHEMICAL CO1
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1 recordIdentity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →