Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9708814 | Formed interlocking roofing panels | Paul W. Vander Laan, Todd Alexander | 2017-07-18 |
| 9267289 | Formed interlocking roofing panels | Paul W. Vander Laan, Todd Alexander | 2016-02-23 |
| 8915036 | Formed interlocking roofing panels | Paul W. Vander Laan, Todd Alexander | 2014-12-23 |