DH

Delman R. Hogen

UN Unknown: 1 patents #206 of 2,107Top 10%
📍 Minneapolis, MN: #28 of 279 inventorsTop 15%
🗺 Minnesota: #307 of 3,156 inventorsTop 10%
Overall (1997): #42,367 of 185,788Top 25%
2
Patents 1997

Issued Patents 1997

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5667673 Microbial mediated water treatment James R. Robin 1997-09-16
5620893 Microbial mediated method for soil and water treatment James R. Robin 1997-04-15