Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6021617 | Leak localizing using a combination of penetrating devices and barriers | — | 2000-02-08 |
| 5907938 | Anti-backout roof fasteners | — | 1999-06-01 |
| 5302457 | Weatherable monolithic coverings | — | 1994-04-12 |
| 5212927 | Leak localizing using a combination of penetrating devices and barriers | — | 1993-05-25 |
| 5193326 | Method of using a fastener to secure a multiple layered roof, to repair a roof, and to detect leaks in a roof | — | 1993-03-16 |
| 5143568 | Method for leak detection and non-destructive quality control testing for roofing seams | — | 1992-09-01 |
| 5093171 | Processes to manufacture weatherable monolithic coverings, and composites useful therefor | — | 1992-03-03 |
| 5080542 | Fastening and leak detector device and method for its use to secure roofs | — | 1992-01-14 |
| 4924174 | Method of securing multiple layered roof structures | — | 1990-05-08 |
| 4748847 | Non-electrical leak detection method | — | 1988-06-07 |
| 4723109 | Hold down device | — | 1988-02-02 |