WK

William Francis Koval

3M: 1 patents #7,233 of 11,543Top 65%
Overall (All Time): #3,212,356 of 4,157,543Top 80%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
8206473 Abrasive composition and article formed therefrom Gary Michael Huzinec 2012-06-26