SE

Stephen K. Eckhardt

3M: 3 patents #83 of 1,132Top 8%
📍 White Bear Lake, MN: #3 of 55 inventorsTop 6%
🗺 Minnesota: #302 of 4,663 inventorsTop 7%
Overall (2004): #20,254 of 270,089Top 8%
3
Patents 2004

Issued Patents 2004

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6719426 Compound polarization beam splitters Simon Magarill, Charles L. Bruzzone, R. English, E. Gregory Fulkerson, Jiaying Ma +1 more 2004-04-13
6721096 Polarizing beam splitter Charles L. Bruzzone, David J. W. Aastuen, Roger J. Strharsky, Michael F. Weber, Gary T. Boyd 2004-04-13
6672721 Projection system having low astigmatism David J. W. Aastuen, Charles L. Bruzzone, Jiaying Ma 2004-01-06