Issued Patents 2021
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11028638 | Spacer frame and method of making same | Clifford J. Weber | 2021-06-08 |
| 11008801 | Tactile spacer frame assembly and locking member | Clifford J. Weber, John Grismer | 2021-05-18 |
| 10920480 | Thermally efficient window frame | Timothy B. McGlinchy | 2021-02-16 |