Joseph J. Wren

📍 Sioux City, IA: #3 of 9 inventorsTop 35%

🗺 Iowa: #361 of 1,342 inventorsTop 30%

Overall (2011): #255,722 of 364,097Top 75%

Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
7861743	Sacrificial conduit lining system	—	2011-01-04