Inventor · disambiguated record

Hazime Niwa

Also filed as: NIWA HAZIME

1 granted patent·0 citations·filing 1981–1981

12Inventor score
Technology areasE01C
Files withAOI CHEMICAL1

Top patents by PatentIndex Score

1 record

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