NW

Nancy A. Waletzko

3M: 1 patents #7,233 of 11,543Top 65%
📍 Zimmerman, MN: #49 of 80 inventorsTop 65%
🗺 Minnesota: #32,449 of 52,454 inventorsTop 65%
Overall (All Time): #3,583,433 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6238794 Fade resistant black coating for roofing granules Arthur H. Beesley, Christine A. Sobon, Bill L. George 2001-05-29