Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7940460 | Light shelf assembly and methods of installing the same | Donald G. Pangburn, Michael D. Oliver | 2011-05-10 |
| 7874106 | Sill flashing and end dam assembly | Donald G. Pangburn | 2011-01-25 |