Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6719004 | Check valve floor drain | Donald G. Huber | 2004-04-13 |
| 6318397 | Side port floor drain | Donald G. Huber | 2001-11-20 |
| 6273124 | Check valve floor drain | Donald G. Huber | 2001-08-14 |