William J. Christman

UO Uop: 2 patents #869 of 1,854Top 50%

📍 Barrington, IL: #314 of 767 inventorsTop 45%

🗺 Illinois: #34,584 of 84,256 inventorsTop 45%

Overall (All Time): #2,373,586 of 4,157,543Top 60%

Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
4234544	Liquid-liquid extraction apparatus	—	1980-11-18
4207174	Liquid-liquid extraction apparatus and process	—	1980-06-10