Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7390156 | Sheet metal fasteners with multiple spreadable shanks | Fredrick Hall, Michael S. Murphy, David J. Ratcliffe | 2008-06-24 |
| 6095737 | Sheet metal anchor nail fastener with locking staple | Raymond Morrow | 2000-08-01 |
| 5271144 | Coil coating of sheet metal to provide localized corrosion protection | — | 1993-12-21 |
| 5125779 | Sheet metal nails with coated heads | Peter Thomas Hallock | 1992-06-30 |