Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6447135 | Lightguide having a directly secured reflector and method of making the same | David L. Wortman, Kenneth A. Epstein, Mark E. Gardiner, Wade D. Kretman | 2002-09-10 |
| 6354709 | Optical film | Alan B. Campbell, Wade D. Kretman, Marvin J. Niezgocki, Timothy L. Hoopman | 2002-03-12 |
| 6356391 | Optical film with variable angle prisms | Mark E. Gardiner, Kenneth A. Epstein, Wade D. Kretman | 2002-03-12 |