RS

Robert S. Sheppard

PI Ppg Industries: 1 patents #662 of 1,216Top 55%
📍 Doylestown, OH: #38 of 72 inventorsTop 55%
🗺 Ohio: #42,657 of 73,341 inventorsTop 60%
Overall (All Time): #4,123,660 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4233277 Preparing refractory metal boride powder — 1980-11-11