Inventor · disambiguated record

John Clements Spiekermann, Iii

Also filed as: SPIEKERMANN III JOHN CLEMENTS

1 granted patent·17 citations·filing 1975–1975

38Inventor score
Technology areasB21D
Files withCONTINENTAL GROUP1

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1 record

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