Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4674244 | Roof construction having insulation structure, membrane and photovoltaic cells | — | 1987-06-23 |
| 4631887 | Non-penetrating roof membrane anchoring system | — | 1986-12-30 |
| 4520606 | Roof membrane anchoring systems using dual anchor plates | — | 1985-06-04 |
| 4476660 | Membrane anchor with flexure resisting regions | — | 1984-10-16 |
| 4467581 | Membrane anchor system with metal body | — | 1984-08-28 |
| 4455804 | Membrane anchor | — | 1984-06-26 |