Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7958692 | Window well | — | 2011-06-14 |
| 7827747 | Footing form for upright structural members of buildings | Gerald J. Eckhoff | 2010-11-09 |
| 7730673 | Window well assembly | — | 2010-06-08 |
| 7716879 | Window well | — | 2010-05-18 |
| 7171786 | Window well | — | 2007-02-06 |
| 6422936 | Building-attached ornament or ventilator | Carl W. Van Gilst | 2002-07-23 |