WH

Wayne A. Harelstad

FI Fremont Industries: 3 patents #3 of 8Top 40%
📍 Bloomington, MN: #410 of 1,157 inventorsTop 40%
🗺 Minnesota: #19,064 of 52,454 inventorsTop 40%
Overall (All Time): #1,651,596 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5472523 Method and composition for treatment of phosphate coated metal surfaces 1995-12-05
5433773 Method and composition for treatment of phosphate coated metal surfaces 1995-07-18
5073287 Coating remover and paint stripper containing N-methyl-2-pyrrolidone, methanol, and sodium methoxide 1991-12-17