MV

Michael J. Virnig

CO Cognis: 3 patents #3 of 48Top 7%
📍 Fridley, MN: #3 of 27 inventorsTop 15%
🗺 Minnesota: #343 of 4,860 inventorsTop 8%
Overall (2003): #24,619 of 273,478Top 10%
3
Patents 2003

Issued Patents 2003

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6632410 Solvent extraction process Sang I. Kang, Phillip L. Mattison, R. Brantley Sudderth, George A. Wolfe 2003-10-14
6599414 Solvent extraction processes for metal recovery G. Timothy Fisher 2003-07-29
6596053 Processes for the recovery of copper from aqueous solutions containing nitrate ions Phillip L. Mattison, Hans C. Hein 2003-07-22