Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5190425 | Anchor | Alicia Wieder | 1993-03-02 |
| 5190426 | Concrete fastener | Alicia Wieder, Martin J. Nilsen | 1993-03-02 |
| 5168781 | Drive socket | — | 1992-12-08 |
| 5067864 | Self-drilling fastener for plasterboard wall | George G. Dewey | 1991-11-26 |