DS

Donald P. Sparks

📍 Maumee, OH: #7 of 23 inventorsTop 35%
🗺 Ohio: #1,244 of 4,576 inventorsTop 30%
Overall (1997): #157,520 of 185,788Top 85%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5623833 System and method for recovering and separating non-condensing gases from a halocarbon composition Mark D. Mitchell, Howard K. Thompson 1997-04-29