Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10870988 | Tie for composite wall system fitting between insulation sheets | David O. Keith, Sidney E. Francies, III | 2020-12-22 |
| D887258 | Composite action tie | David O. Keith, Sidney E. Francies, III | 2020-06-16 |