Inventor · disambiguated record
David M. Hray
Also filed as: HRAY DAVID M
2 granted patents·43 citations·filing 2002–2002
63Inventor score
Technology areasB23F
Files withKENNAMETAL INC2
Top patents by PatentIndex Score
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →