Inventor · disambiguated record

Sumiko Maruyama

Also filed as: MARUYAMA SUMIKO

1 granted patent·7 citations·filing 1979–1979

29Inventor score
Technology areasG03B
Files withNIPPON KOGAKU KK1

Top patents by PatentIndex Score

1 record

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