Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5423151 | Tackable tile | Victor Vito Caro, Jr., David Boruta, William A. Ellis, John VanderWal | 1995-06-13 |
| 4832152 | Acoustic tile | David Schuelke, Kenneth E. Kleinke | 1989-05-23 |