DM

Darrell E. Murphy

BS Bethlehem Steel: 1 patents #116 of 326Top 40%
📍 Valparaiso, IN: #145 of 330 inventorsTop 45%
🗺 Indiana: #19,404 of 33,936 inventorsTop 60%
Overall (All Time): #3,566,006 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6491761 Process for removing stains from steel sheet in a continuous pickling line John W. Wray, Michael Pilnock 2002-12-10