Inventor · disambiguated record

Ernest R. Helfrich

Also filed as: PAIVINEN JOHN

1 granted patent·10 citations·filing 1977–1977

32Inventor score
Technology areasH10D
Files withMOS TECHNOLOGY INC1

Top patents by PatentIndex Score

1 record

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