Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5175970 | Molded panel door with integral raised trim | — | 1993-01-05 |
| 5074087 | Doors of composite construction | — | 1991-12-24 |
| 5075059 | Method for forming panel door with simulated wood grains | — | 1991-12-24 |
| 4888918 | Fire-resistant door | Charles C. Kreimer | 1989-12-26 |