Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4841706 | Non-penetrating fastener for affixing elastomeric sheeting to a roof | — | 1989-06-27 |
| 4660347 | Non-penetrating roofing membrane fastener | — | 1987-04-28 |
| D285169 | Screwable cap for a non-penetrating fastener assembly | — | 1986-08-19 |
| D284266 | Screwable cap for a non-penetrating fastener assembly | — | 1986-06-17 |
| D284265 | Screwable cap for a non-penetrating fastener assembly | — | 1986-06-17 |
| D284263 | Screwable cap for a non-penetrating fastener assembly | — | 1986-06-17 |
| D284264 | Screwable cap for a non-penetrating fastener assembly | — | 1986-06-17 |
| 4519175 | Lubricated roofing membrane fastener | — | 1985-05-28 |