Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6830355 | Refractive sheet lighting assembly for an elevator | Patrick Bass, John W. Koshak | 2004-12-14 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6830355 | Refractive sheet lighting assembly for an elevator | Patrick Bass, John W. Koshak | 2004-12-14 |