Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6988282 | Drain cover | Ralph L. Barnett | 2006-01-24 |
| 6738994 | Drain cover | Ralph L. Barnett | 2004-05-25 |
| D439957 | Anti-hair snare | Ralph L. Barnett | 2001-04-03 |
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6988282 | Drain cover | Ralph L. Barnett | 2006-01-24 |
| 6738994 | Drain cover | Ralph L. Barnett | 2004-05-25 |
| D439957 | Anti-hair snare | Ralph L. Barnett | 2001-04-03 |