DS

Duane R. Steelman

📍 Streetsboro, OH: #54 of 120 inventorsTop 45%
🗺 Ohio: #30,338 of 73,341 inventorsTop 45%
Overall (All Time): #1,938,425 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10301192 Removal of copper from aqueous streams using an iron promoted activated alumina Nancy S. Sherwood 2019-05-28
9725335 Removal of copper from aqueous streams using an iron promoted activated alumina Nancy S. Sherwood 2017-08-08