TA

Ties Allersma

PI Ppg Industries: 4 patents #280 of 1,216Top 25%
📍 Pittsburgh, PA: #1,996 of 7,570 inventorsTop 30%
🗺 Pennsylvania: #19,182 of 74,527 inventorsTop 30%
Overall (All Time): #1,309,829 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
4338127 Addition and measurement of gases dissolved in molten metals James E. Simpson 1982-07-06
4331023 Addition and measurement of gases dissolved in molten metals James E. Simpson 1982-05-25
4239532 Addition and measurement of gases dissolved in molten metals James E. Simpson 1980-12-16
4218512 Strengthened translucent glass-ceramics and method of making 1980-08-19