Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4393108 | Simulated ceramic tile | John C. Barker | 1983-07-12 |
| 4339489 | Simulated ceramic tile | John C. Barker | 1982-07-13 |
| 4318952 | Three-dimensional decorative surface | John C. Barker | 1982-03-09 |
| 4233343 | Three-dimensional decorative surface | John C. Barker | 1980-11-11 |