WR

William S. Rosenthal

PI Ppg Industries: 1 patents #662 of 1,216Top 55%
Overall (All Time): #4,122,098 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4228893 Inhibition of paint-product skin formation on the interior surface of a paint vessel lid Kenneth Franklin, S. Thomas Greer 1980-10-21