Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6754993 | Adjustable corner roof membrane and method of making the same | Robert L. Mayle | 2004-06-29 |
| 6691473 | Apparatus and method for sealing a vertical protrusion on a roof | Robert L. Mayle | 2004-02-17 |