Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D259215 | Ceiling panel or similar article | — | 1981-05-12 |
| D253911 | Ceiling panel or similar article | David W. Akerson | 1980-01-08 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D259215 | Ceiling panel or similar article | — | 1981-05-12 |
| D253911 | Ceiling panel or similar article | David W. Akerson | 1980-01-08 |