Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8667764 | Embedded mesh in precast walls | Ralph A. Schwarzer, Sandy S. Spring | 2014-03-11 |
| 8418428 | Embedded mesh in precast walls | Ralph A. Schwarzer, Sandy S. Spring | 2013-04-16 |