Inventor · disambiguated record

Joel L. Heffentrager

Also filed as: HEFFENTRAGER JOEL L

1 granted patent·5 citations·filing 1983–1983

26Inventor score
Technology areasB21B
Files withSCHLOEMANN SIEMAG INC1

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1 record

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