Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7476427 | Faced fiberglass board with improved surface toughness | John O. Ruid | 2009-01-13 |
| 6415573 | Metal building insulation assembly | — | 2002-07-09 |
| 5907932 | Wall structure having enhanced sound transmission loss | Alain Leconte | 1999-06-01 |
| 5203689 | Premix boiler construction | Robert B. Duggan, James V. Goins, Donald E. Holloway | 1993-04-20 |
| 5109806 | Premix boiler construction | Robert B. Duggan, James V. Goins, Donald E. Holloway | 1992-05-05 |