KE

Kenneth A. Epstein

3M: 3 patents #98 of 1,204Top 9%
📍 Okabena, MN: #5 of 37 inventorsTop 15%
🗺 Minnesota: #224 of 4,860 inventorsTop 5%
Overall (2003): #15,203 of 273,478Top 6%
4
Patents 2003

Issued Patents 2003

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6592234 Frontlit display Robert Wenz, Gary T. Boyd, Stephan J. Pankratz 2003-07-15
6576887 Light guide for use with backlit display Leland R. Whitney, Gary T. Boyd, Keith M. Kotchick, Sanford Cobb, Jr., Philip E. Watson +2 more 2003-06-10
6560026 Optical film with variable angle prisms Mark E. Gardiner, Sanford Cobb, Jr., Wade D. Kretman 2003-05-06
6508560 Display apparatus with corrosion-resistant light directing film Timothy J. Gardner 2003-01-21