Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4942074 | Carpet tile | Peter W. Bell, John Smith | 1990-07-17 |
| 4737221 | Carpet tile production method | Peter W. Bell, John Smith | 1988-04-12 |
| 4582554 | Carpet tile production method | Peter W. Bell, John Smith | 1986-04-15 |