DM

Douglas F. Marshall

ST Steris: 1 patents #166 of 316Top 55%
📍 Worthington, OH: #276 of 449 inventorsTop 65%
🗺 Ohio: #42,657 of 73,341 inventorsTop 60%
Overall (All Time): #3,825,750 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5217698 Office size instrument sterilization system Norman L. Siegel, David E. Minerovic, Raymond C. Kralovic, Bill Sanford, Pamela C. Tanner +3 more 1993-06-08