Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8146324 | Non-invasive methods of securing an installed metal roof | Matthew M. Kelly | 2012-04-03 |
| 7543421 | Methods of securing an installed concrete roof | Matthew M. Kelly | 2009-06-09 |
| 7520103 | Non-invasive methods of securing an installed metal roof | Matthew M. Kelly | 2009-04-21 |