Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D608915 | Cap and pan roof tile | John A. Fifield, Brian Austin, David Skierkowski, Michael McVey | 2010-01-26 |
| D604432 | Cap and pan roof tiles | John A. Fifield, Brian Austin, David Skierkowski, Michael McVey | 2009-11-17 |
| D604433 | Notched mission roof tile | John A. Fifield, Brian Austin, David Skierkowski, Michael McVey | 2009-11-17 |