RS

Ray D. Schwenzfeier

BI Bmc Industries: 1 patents #15 of 43Top 35%
📍 Saint Cloud, MN: #90 of 217 inventorsTop 45%
🗺 Minnesota: #32,449 of 52,454 inventorsTop 65%
Overall (All Time): #3,807,479 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5351100 Glass multifocal ophthalmic lens with polarizing element and method of making Donald W. Hanson 1994-09-27