Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7643647 | Lay-in tile speaker system | Wilhelm R. Lowell, Jeffrey R. Garstick, Carey C. Porter | 2010-01-05 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7643647 | Lay-in tile speaker system | Wilhelm R. Lowell, Jeffrey R. Garstick, Carey C. Porter | 2010-01-05 |