Inventor · disambiguated record

Evan H. R. Spreen

Also filed as: SPREEN EVAN H R

1 granted patent·46 citations·filing 2015–2015

48Inventor score
Technology areasF41C
Files withDOUBLE PULL INC1

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1 record

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