Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5289664 | Back drainage system for exterior panels | Michael C. Rizza | 1994-03-01 |
| 4819404 | Apparatus and method for mounting stone siding | — | 1989-04-11 |
| 4765112 | Apparatus and method for mounting stone siding | — | 1988-08-23 |