Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7246474 | Metal shingle system | Gerald M. Dombek, Roger L. Kramer, Nicholas L. Allen, Joseph Nicholson | 2007-07-24 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7246474 | Metal shingle system | Gerald M. Dombek, Roger L. Kramer, Nicholas L. Allen, Joseph Nicholson | 2007-07-24 |