Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7941013 | Process for making light guides with extraction structures and light guides produced thereby | Charles A. Marttila, David A. Ender, Jaime B. Willoughby, Robert J. DeVoe | 2011-05-10 |
| 7936956 | Process for making light guides with extraction structures and light guides produced thereby | Charles A. Marttila, David A. Ender, Jaime B. Willoughby, Robert J. DeVoe | 2011-05-03 |