Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5270373 | Aqueous-based waterproofing primer system and method | Robert A. Wiercinski, Robert F. Jenkins, James M. Gaidis | 1993-12-14 |
| 5145748 | Waterproofing system for water-penetrable construction surfaces | James M. Gaidis, Robert A. Wiercinski | 1992-09-08 |