LS

Lawrence A. Siwajek

📍 Bentleyville, OH: #9 of 15 inventorsTop 60%
🗺 Ohio: #30,338 of 73,341 inventorsTop 45%
Overall (All Time): #2,266,227 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5842357 Landfill gas recovery W. Jeffrey Cook, William R. Brown 1998-12-01
5681360 Landfill gas recovery W. Jeffrey Cook, William R. Brown 1997-10-28