Inventor · disambiguated record

Fred W. Hefer

Also filed as: HEFER FRED W

2 granted patents·76 citations·filing 1982–1984

65Inventor score
Technology areasG01V
Files withOYO CORP2

Top patents by PatentIndex Score

2 records

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