Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10823220 | Threaded fastener | — | 2020-11-03 |
| 10781845 | Roof cover fastener | William R. MacDonald, Peter C. Garrigus | 2020-09-22 |
| 10190616 | Roof cover fastener | William R. MacDonald, Peter C. Garrigus | 2019-01-29 |